World phosphate mines, deposits, and occurrences
Geologic and mineral resource information for 1635 deposits of phosphate worldwide

Record 1 of the World phosphate mines, deposits, and occurrences
Deposit type | Deposit subtype | Description
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Kef Afoul
Record 10 of the World phosphate mines, deposits, and occurrences
Deposit type | Deposit subtype | Description
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Record 100 of the World phosphate mines, deposits, and occurrences
Deposit type | Deposit subtype | Description
Marine chemical sediment | granular |

Marine chemical sediment | nodular | Glauconitic sandstone less than 1 m thick.

Marine chemical sediment | |

Marine chemical sediment | nodular |

Marine chemical sediment | mudstone phosphorite; replacement phosphorite | Average thickness 2.4 m, but up to 7.6 m thickness.

Veins, Secondary enrichment (?) | apatite-quartz veins |

Sedimentary? Biogenic? | |

Marine chemical sediment | mudstone phosphorite; microphosphorite |

Magmatic, carbonatite/alkalic | |

| |

Marine chemical sediment | bedded |

Changit

Sedimentary | |

Gulinski

Marine chemical sediment | bedded | Phosphorite intimately interbedded with carbonate

Residual enrichment | nodular; anhydrous lime phosphate; locally aluminous phosphate where shale and slate replaced |

Marine chemical sediment | black phosphate nodules; bedded |

Schchigry
Marine chemical sediment | black phosphate nodules; bedded |

Marine chemical sediment | phosphatic dolomite |

Marine chemical sediment | bedded; black, siliceous phosphatic shale | Phosphatic shale similar to Karatau Basin, Kazakhstan. Enriched zones average 22% P2O5.

Magmatic, metasomatic | apatite; disseminations, lenses and veins | Metasomatized diorites form 5-20 m thick phosphate-enriched zones.

Magmatic, carbonatite/alkalic | | 20 individual apatite-bearing deposits occupy about 5% of the total area of the complex.

Magmatic | apatite | Dzhugdzhur-Stanovoy terrain.

Marine chemical sediment | nodular (hard grey phosphatic nodules) |

Duminichi
Marine chemical sediment | black phosphate nodules; bedded |

Magmatic, alkaline | |

Magmatic, carbonatite/alkalic | apatite |

Marine chemical sediment; residual enrichment | breccia of stromatolitic dolomite and limestone in a phosphate-carbonate matrix; individual phosphate fragments are oolitic, stromatolitic, granular and bedded. |

Marine chemical sediment | phosphatic breccias and conglomerates | Associated chert and volcanic rocks are Middle Cambrian

Nelkanskoe
Sedimentary | phosphatic breccia | In Galam metallogenic belt. Beds up to 1.8 km long, but some only several tens of meters long; thickness varies from 2-41.4 m.

North Shantarskoe
Sedimentary | phosphatic breccia | In Galam metallogenic belt. Deposit up to 15-16 m thick; but is ""small"".

Replacement | biogenic phosphate replacing igneous rock |

Sedimentary | phosphorite-bearing breccia | In Galam metallogenic belt. Carbonate is commonly completely altered to quartz. Beds are up to 30 m thick, but more commonly tens of centimeters to 20 m.

Rudnichnyy Mine
Marine chemical sediment | nodular; phosphatized fossil fragments | Marine platform deposit composed of subhorizontal phosphorite layers. 0.6-0.8 m thick bed.

Marine chemical sediment; residual enrichment; secondary enrichment | karst phosphorite (secondary phosphate enrichment above phosphatic dolomites) | North body 5 km long, 300 m wide, and 24 m thick; south body 3 km long, 200 m wide, 15 m thick

Marine chemical sediment | bedded; phosphatic sandstone with phosphatized brachiopod fossils | Marine platform deposit composed of subhorizontal phosphorite layers.

Lepatinsk (Lopatinsk)
Marine chemical sediment | nodular; bedded |

Voskresensk
Marine chemical sediment | nodular; bedded |

Marine chemical sediment | fossiliferous; nodular | Deposit has 2 P horizons: lower bed up to1 ft thick containing 10-13% P2O5 and upper bed about 1 m thick with 7-14% P2O5.

Magmatic | apatite | Titano-magnetite mineralization.

Marine chemical sediment | nodular; conglomeritic nodules |

Kirov (Kirovsk) Mine Complex

Kukisvumchorr Mine Complex

Razvumchorr (Rasvumchorr) Mine

Tsentralny (Central) Mine

Koashva, Nyorkpakhk (Niorpakh)
Magmatic, carbonatite/alkalic | disseminated apatite |

Yukspor Mine
Magmatic, alkaline | apatite |

Magmatic, alkaline | apatite |

Magmatic, carbonatite/alkalic; residual enrichment | apatite |

Magmatic, carbonatite | apatite |

Marine chemical sediment | bedded; nodular |

Marine chemical sediment | phosphatic limestone |

Magmatic | disseminated | In Ariadny metallogenic belt.

Magmatic | disseminated to massive to sheeted | In Dzhugdzhur metallogenic belt.

Magmatic | disseminated | Aldan shied. Dzhugdzhur metallogenic belt.

Magmatic | | In Dzhugdzhur metallogenic belt.

Sedimentary | breccia | In Galam metallogenic belt. Believed to have formed at atoll fans and seamounts. About 30 phosphorite layers; from 0.5 - 24 m thick.

Marine chemical sediment | phosphatic limestone and dolomite |

Magmatic | disseminated | Aldan shied. Dzhugdzhur metallogenic belt. Deposit covers an area of approximately 30 sq km.

Magmatic | apatite; disseminations, lenses and veins |

Kimovsk

Magmatic, carbonatite/alkalic | apatite | Emplaced into Archean schists and gneisses.

Marine chemical sediment | bedded; pelletal; shell debris; fish teeth; mud clasts |

Marine chemical sediment | bedded; pelletal; phosphatic sandstone; shell and bone fragments; fish teeth |

Marine chemical sediment | bedded; pelletal; bivalve debris |

Marine chemical sediment | bedded; granular; pelletal; fossilferous (includes skeletal fragments and coprolites); reworked aggregate grains with phosphate particles in an argillaceous-calcareous cement | Drill hole CP1 south of Kolda shows 1 m thick bed with 28% P2O5, 10 m thick bed with 15.7% P2O5. 10 m of overburden.

Marine chemical sediment | bedded; granular; fossiliferous (bone and teeth fragments); coprolites |

Marine chemical sediment (metamorphosed?); residual enrichment | bedded; granular; cryptocrystalline; stromatolites |

Marine chemical sediment; residual enrichment | phosphatic limestone; phosphatic alluvium derived from underlying clay and limestone formations |

Marine chemical sediment; residual enrichment | bedded aluminum phosphate; coprolitic phosphate; calcium phosphate beds with or without flint; phosphate gravel | Phosphate bed 5-12 m thick (ave. 7 m) under 25 m of overburden.

Keur Mor Fall Mine (Keur Morfal)
Marine chemical sediment; residual enrichment | |

Ndomor Diop

Tobene
Marine chemical sediment; residual enrichment | |

Marine chemical sediment; residual enrichment | aluminum phosphate beds; calcium phosphate beds; coprolitic phosphate; phosphatic lateroids; phosphatic gravels | Deposit has been laterized.

Lam Lam
Marine chemical sediment; residual enrichment | bedded aluminous phosphate; calcium phosphate including granular beds; shelly limestone with calcium phosphate beds |

Pallo
Marine chemical sediment; residual enrichment | bedded aluminum phosphate; phosphate lateroids (aluminum phosphate and iron phosphate alteration); phosphatic sandstone |

Geelong
Marine chemical sediment | nodular, shells, shark teeth |

Pire Goureye
Marine chemical sediment; residual enrichment | calcium phosphate bed (leached from underlying carbonate facies); small beds with nodules, coprolites and ooliths; lenses of oolitic phosphorite |

Magmatic-Hydrothermal (?) | bedded |

Magmatic, carbonatite/alkalic | | Outcrop is restricted to approximately 1 sq km. May be an irregularly shaped pipe.

Magmatic, carbonatite/alkalic | | This circular feature is about 1.1 km in diameter with a central basin which contains salt deposits that have long been worked. The feature is a meteor impact crater.

Magmatic, carbonatite/alkalic | | 3 small carbonatite dikes occur along the southern margin of the volcanic complex. A fluorite-apatite rock occurs at Walmannsthal.

Magmatic, carbonatite/alkalic | | Apatite in beforsite dikes is abundant, but probably not economic.

Sedimentary, placer | phosphatic conglomerate (gravel member); pelletal; replacement (phosphatized limestone and horizons within Pelletal Phosphorite Member) |

Marine chemical sediment | phosphatic conglomerate (gravel member); pelletal; phosphatized porphyry; aluminum phosphorite | An ""aluminum phosphate"" orebody.

Marine chemical sediment | phosphatic conglomerate (gravel member); phosphatic sand; pelletal |

Marine chemical sediment | phosphatic conglomerate (gravel member); pelletal |

Old Varswater Quarry
Marine chemical sediment | phosphatic conglomerate (gravel member); pelletal; replacement (phosphatized limestone and horizons within Pelletal Phosphorite Member) |

New Varswater Quarry
Marine chemical sediment | pelletal; phosphatic conglomerate (gravel member); replacement (phosphatized limestone and horizons within Pelletal Phosphorite Member) | The mineable zone has an average thickness of 10 m with a grade of 10% P2O5.

Beaumaris
Marine chemical sediment | nodular, bryozoans |

Baad's Quarry
Marine chemical sediment | phosphatic conglomerate (gravel member); pelletal; replacement (phosphatized limestone and horizons within Pelletal Phosphorite Member) | Phosphate-rich duracrust.

Includes Pelgrimsrust and Noodhulp properties
Marine chemical sediment | phosphatic sand, nodules, phosphatic conglomerate (gravel member); pelletal |

Includes Sandheuwel, Langlaagte, Witteklip properties
Marine chemical sediment | phosphatic conglomerate (gravel member); pelletal |

Marine chemical sediment | phosphatic conglomerate (gravel member); pelletal; replacement (phosphatized limestone) | 13570 M sq. meters, 0.5 m thick.

Magmatic, carbonatite/alkalic | apatite | Part of Transvaal province of carbonatites; Glenover Carbonatite Complex

Veins, secondary enrichment (?) | apatite-quartz veins |

Secondary enrichment (?) | apatite-quartz veins |

Lakes Entrance
Marine chemical sediment | nodular |

Sedimentary | phospharenite or phospharenorudite; granular (sandy layers and debris flows); bedded | Phosphatic intervals are 10-60 m thick over a strike length of about 1.5 km.

Marine chemical sediment | glauconitic phosphatic marl or limestone | Thickness up to 20 m.

Eppawella
Magmatic, carbonatite/alkalic; residual enrichment | apatite |

Magmatic; residual enrichment | apatite; wavellite | 2-3 m thick phosphatic horizon

Marine chemical sediment (metamorphosed) | Uraniferous phosphate (metamorphosed) | Deposit affected by low grade metamorphism.

VMS-shallow marine (metamorphosed) | apatite associated with massive sulfide ores | Deposit affected by at least two phases of metamorphism.

Includes Export field, Strandberg field, Timmer miner, Risberg field, Ormberg field, Lomberg field
Hydrothermal-Magmatic iron deposit (metamorphosed) | apatite-bearing iron ore |

Hydrothermal-Magmatic iron deposit | apatite-bearing iron ore | Magnetite-hematite ores

Kiruna
Hydrothermal-Magmatic iron deposit | apatite-bearing iron ore |

Hydrothermal-Magmatic iron deposit | apatite bands |

Hydrothermal-Magmatic iron deposit | apatite-bearing iron ore |

Magmatic, carbonatite/alkalic | apatite in carbonatite |

Murrayville
Marine chemical sediment | granular; fish bones and teeth; nodular |

Marine chemical sediment; residual enrichment | bedded; both hard and soft phosphorite | The 2 phosphate beds found at Khneifiss, usually combine to form one bed nearly 20 m thick in these deposits.

Marine chemical sediment | bedded; granular; fossiliferous (fish bones and teeth); both hard and soft phosphorite | Mainly calcareous phosphorites with abundant organic fragments; overlain by two thin Maastrichtian phosphate beds-- one siliceous phosphate, one calcareous phosphate, each about 4 m thick.

Hamilton

Marine chemical sediment | bedded; siliceous phosphorite | The quality of the beds in generally poor and the phosphate beds less than 1 m thick.

Marine chemical sediment | | 3 main phosphate beds.

Sedimentary, lacustrine | collophane mud (phosphate leached from bird guano); massive phosphorite; bedded phosphorite interbedded with clays | Individual beds range from 1-3 m in thickness.

Magmatic, carbonatite/alkalic | | Composite volcano straddling the fault scarp of the Gregory Rift valley.

Oued Gueddooul

Mansfield (Phosphate Hill)

Magmatic, carbonatite/alkalic, residual enrichment | |

Magmatic, carbonatite/alkalic | | Magnetite-apatite veins up to 20 m wide and several hundred meters long contain 12-35% P2O5.

Magmatic, carbonatite/alkalic | | Volcano is deeply weathered.

Marine chemical sediment | bedded; laminated; nodular |

Princetown
Marine chemical sediment | nodular; fossil fragments-- teeth, bones, corals, pelecypods | Bed is thin with relatively low phosphate content.

Sedimentary | phosphatic cement; boulders of aluminum phosphate | 1 m thick sandstone bed. Sandstone is overlain by limestone that shows replacement by phosphate.

Marine chemical sediment | bedded; biophosarenite; fossiliferous | Phosphorites up to 4.5 m thick.

Marine chemical sediment; residual enrichment | bedded; biophosarenite; fossiliferous |

Marine chemical sediment | | Phosphate beds are 2-6 m thick.

Marine chemical sediment | | Phosphorite up to 10 m thick.

Chaketma
Marine chemical sediment | bedded; pelletal; bioclasts | 2-40 m thick bed.

Kalaa Djerda

Kalaet Es Senam

Marine chemical sediment | bedded; pelletal; bioclasts |

Kalaâ- Khasba Mine
Marine chemical sediment | bedded; pelletal; bioclasts |

Sra Ouertane
Marine chemical sediment | bedded; pelletal; bioclasts | 13-65 m thickness, with 11 m of argillaceous phosphorite rich in glauconite.

Kef Eddour (Kef ed Dour)

Djellabia (Jellabia)

Kef es Schfair (Kef Eschaier) Mine
Marine chemical sediment | bedded | 9 P-rich beds in Metlaoui Formation.

Mdilla (M'dilla) Mine

Metlauoi Mine

Moularès Mine
Marine chemical sediment | bedded | Production from Beds I and II which are separated by less than 30 cm of shelly limestone.

Mrata (M'rata, Sehib M'Rata) Mine

Marine chemical sediment, secondary enrichment | Insular phosphorite |

Oum el-Kecheb (Oum El Kecheb)

Redeyef Mine
Marine chemical sediment | bedded | Production from Beds I and II which are separated by less than 30 cm of shelly limestone.

Djebel Mechaib, Mezzoura, Maknassy, Meheri Zebbeus

Djebel Mechaib

Maknassy

Hydrothermal-Magmatic or Marine volcano-sedimentary (metamorphosed) | magnetite-apatite mineralization | Hamek deposit is 50 m thick; Avnik deposit is 20 m thick.

includes Swan deposit
Magmatic, carbonatite/alkalic; residual enrichment | apatite |

Hydrothermal-Magmatic or Marine volcano-sedimentary (metamorphosed) | magnetite-apatite mineralization |

Marine chemical sediment; residual enrichment | bedded; pelletal; nodular; oolitic; fossiliferous (fish remains and bones); limonitic and glauconitic phosphatic limestone | Phosphate from three distinct horizons: Tasit Phosphorite (pelletal, nodular and fossiliferous), Kasrik Phosphorite (pelletal and oolitic, associated with a red clayey or cherty rock), and Akras Phosphorite (limonitic and glauconitic phosphatic limestone)

Magmatic, carbonatite/alkalic; residual enrichment | | Residual soils up to 60 m thick. Francolite occurs in a secondary phoscrete (concretionary hard pan).

Magmatic, carbonatite/alkalic | | Phosphates are largely secondary and found in ferruginous phosphatic rock and soils and not in carbonatite.

Magmatic, carbonatite/alkalic; residual enrichment | apatite; apatite residual soils | Residual deposits 15-67 m in thickness.

Marine chemical sediment | bedded; nodular | Glauconitic Marl.

Marine chemical sediment | nodular; conglomeritic bed |

Marine chemical sediment | bedded; nodular; phosphatized wood | 2 beds of phosphate nodules. Less than m of overburden.

Marine chemical sediment | bedded; pelletal | Two phosphate beds: 2.6 m thick with 7-13% P2O5 and 1.2 m thick with 11.5-14.8% P2O5; phosphatic chalk runs 1.83-6.18% P2O5.

Magmatic, alkaline | apatite | Absolute age of apatite-magnetite ultramafic rocks unknown.

Marine chemical sediment | bedded; nodular | Bed thickness 0.1-0.4 m, average 21% P2O5

Marine sedimentary? | |

Magmatic, carbonatite/alkalic | | Veins

Marine chemical sediment | pelletal; nodular; fish remains |

Marine chemical sediment | nodular; pelletal |

Marine chemical sediment | bedded; pelletal | Basinal turbidite.

Marine chemical sediment; secondary enrichment | bedded; nodular; pelletal; some beds result of erosional reworking of Miocene deposits; phosphatic sandstone and mudstone |

Marine chemical sediment | pelletal; irregularly thick beds |

Marine chemical sediment | bedded; pelletal | Base of the Hames Member.

Marine chemical sediment | bedded; pelletal; nodular; phosphatic mudstone | Phosphate zone up to 30 m thick. Winnowed shelf.

Marine chemical sediment | bedded; pelletal; nodular; includes graded beds of phosphatic pebbles; phosphatic mudstone with interbedded terrigenous clastic and volcanic debris | Regressive sequence.

Marine chemical sediment; residual enrichment | pelletal; pebbles; clasts of phosphatized carbonate with fossils |

Stuart Tract
Marine chemical sediment | pebbles; granular phosphatic matrix; reworked pebble deposits |

Big Four Mine
Marine chemical sediment | pebbles; granular phosphatic matrix; reworked pebble deposits |

Lonesome Mine
Marine chemical sediment | pebbles; granular phosphatic matrix; reworked pebble deposits |

Duette

Four Corners Mine

Bonny Lake

Clear Springs Mine

Fort Green

Fort Meade Mine (Mobil)

Gardinier Mine (Cargill Mine)

Oued Noual

Haynsworth Mine

Hookers Prairie

Kingsford Mine

Nichols Mine

Noralyn Mine

Payne Creek

Phosphoria

Polk County mine

Rockland

Marine chemical sediment | bedded; granular; phosphatic calcarenite produced by leaching of phosphatic chalk buy meteoric waters | Generally whole phosphatic succession is bioturbated

Saddle Creek

Silver City

Watson

Marine chemical sediment | both river pebble and land pebble deposits; pebbles; granular phosphatic matrix | River pebble deposits.

Marine chemical sediment, residual enrichment | pelletal; pebbles; clasts of phosphatized carbonate with fossils |

Marine chemical sediment; reworked, concentrated | pebbles; granular phosphatic matrix; reworked pebble deposits |

Suwanee River Mine

Swift Creek Mine

Marine chemical sediment; local residual enrichment | bedded; granular; pebbles (locally) | Generally whole phosphatic succession is bioturbated. Resources 6-10 m thick.

Marine chemical sediment | pelletal; pebbles |

Marine chemical sediment | peloidal; oolitic; bedded |

Marine chemical sediment; residual enrichment | laminated; pelletal; oolitic; fish remains and fossiliferous |

Conda
Marine chemical sediment; residual enrichment | laminated; pelletal; oolitic; fish remains and fossiliferous |

Gay
Marine chemical sediment; residual enrichment | laminated; pelletal; oolitic; fish remains and fossiliferous |

Henry

Maybie Canyon

Marine chemical sediment; local residual enrichment | granular; pebbles (locally) | Generally whole phosphatic succession is bioturbated

Wooley Valley

Residual enrichment; laterite | layer (plates separated by phosphatic clays) | Phosphate occurs in 1-2 cm thick layers with 33% P2O5.

Marine chemical sediment | laminated; pelletal; oolitic; fish remains and fossiliferous |

Marine chemical sediment; secondary enrichment | bedded; granular; nodular; fossiliferous |

Warm Springs Creek (2)
Marine chemical sediment | laminated; pelletal; oolitic; fish remains and fossiliferous |

Marine chemical sediment | bedded; granular; irregularly shaped intraclasts; shell |

Marine chemical sediment | bedded; granular; irregularly shaped intraclasts |

Lee Creek Mine
Marine chemical sediment | bedded; granular; irregularly shaped intraclasts |

Marine chemical sediment | lag deposits; phosphorite pavements; pebbles; pelletal; nodular | Lag deposits in a 22000 sq km area resulting from reworking of Miocene phosphorites on continental margin.

Marine chemical sediment | bedded (land rock deposits); nodular (river rock deposits) | River rock nodules result of residual enrichment of Eocene Cooper marl redeposited as the Hawthorn Formation in Miocene times.

Marine chemical sediment; residual enrichment | bedded (land rock deposits); nodular (river rock deposits) | River rock nodules result of residual enrichment of Eocene Cooper marl redeposited as the Hawthorn Formation in Miocene times.

Marine sedimentary, reworking and secondary enrichment in marine environment | bedded; granular; pelletal; fossiliferous (phosphatized fossil fragments); secondary phosphate cement | Phosphate beds are generally less than1 m thick.

Marine chemical sediment; residual enrichment | phosphate-cemented, phosphate-quartz sand resulting from residual enrichment |

Marine chemical sediment (?) | pelletal |

Marine chemical sediment (?) | pelletal | Wilhite Formation contains phosphorite up to 1.5 m thick.

Marine chemical sediment | black phosphatic nodules |

Secondary replacement; residual enrichment | in-filling; fracture fillings; phosphatized dolomite; breccia cement |

Secondary replacement; residual enrichment | in-filling; fracture fillings; phosphatized limestone |

Vernal

Leefe Mine
Marine chemical sediment | bedded; black pelletal phosphorite and mudstone; bioclastic sandy phosphorite |

Marine chemical sediment | black pelletal phosphorite and mudstone |

Marine chemical sediment (?) | |

Marine chemical sediment | lenticular masses in dolomite and limestone |

Marine chemical sediment | lenticular masses in dolomite and limestone | Deposit affected by secondary solution.

Marine chemical sediment | bedded, pelletal |

Marine chemical sediment | bedded; oolitic phosphorites |

Marine chemical sediment; residual enrichment | bedded; lenticular; granular and oolitic; phosphatic siltstone | Deposit has been laterized.

Marine chemical sediment | bedded; oolitic phosphorites | Phosphorite is 1.0-2.2 m thick.

Lobatera Mine
Marine chemical sediment | bedded, pelletal |

Marine chemical sediment | bedded, pelletal | 3 beds of commercial phosphorite.

Marine chemical sediment | bedded (white arenaceous phosphate); oolitic to granular | Navay Formation is arenaceous equivalent to La Luna Formation; two members are La Morita and Quevada. Phosphorite is 3-12 m thick.

Marine chemical sediment, weathered, metasedimentary | granular, disseminated apatite |

Marine chemical sediment; metamorphosed | bedded | Found at the Gondwana-Siwaliks contact; believed Gondwana rocks are Damuda Formation and Early Permian in age. More than 25 m mineralized shale with a phosphorite horizon 6.75-20.76 m thick.

Residual enrichment | concretionary; phosphatic pisolites | Associated with limestone caves.

Sedimentary (metamorphosed) | metamorphosed phosphatic sandstone | Two phosphatic beds each 7 m thick

Residual | |

Magmatic, carbonatite/alkalic | | This unit has been mapped as a limestone, but chemistry is consistent with late-stage carbonatite.

Magmatic, carbonatite/alkalic | | This unit has been mapped as a limestone, but some features are characteristic of carbonatite.

Magmatic, alkalic | hydroxylapatite (pegmatites) | Phosphate mineralization in 3 forms: apatite with Cu-Fe mineralization; apatite pegmatites; supergene Cu phosphates.

Magmatic, alkalic | hydroxylapatite, chloro-fluorapatite | Approx. 5 small orebodies are intruded into syenite; 2 largest bodies are No. 2 and No. 4.

Magmatic, carbonatite/alkalic, residual enrichment | fluorapatite, hydroxyl apatite | Large sheet-like body.

Carbonatite | apatite, Sr-apatite, isokite | Inselberg formed of carbonatite. Highest concentrations of P minerals and monazite are in the pegmatite. Age by K-Ar on phlogopite. Most of the phosphate is contained in isokite.

Oum El Adame

Magmatic, carbonatite/alkalic | apatite | Part of the Velasco Alkaline Province of eastern Bolivia.

Magmatic, carbonatite/alkalic | apatite | Significant phosphate resources, including Baradanga Hill where 10 beforsite dikes average P2O5 contents of up to 15%.

Magmatic, carbonatite/alkalic; metamorphosed | | Probably metamorphosed carbonatite.

Magmatic, carbonatite/alkalic, residual enrichment | apatite | Ijolitic pipelike bodies have been weathered or decalcified to form an apatite-rich zone.

Guano | | Island is largely of volcanic origin.

Marine chemical sediment | bedded; phosphatized shells and pellets | There are 15 phosphate-bearing zones.

Guano and replacement by guano-derived phosphate | cave guano; bone breccia; cave earth |

Guano and replacement by guano-derived phosphate | in-filling; pockets and irregular patches |

Gamboola, Nandillyan, Larras Lee, Vale Head, Borenore
Guano and replacement by guano-derived phosphate | in-filling; pockets and irregular patches |

Guano and replacement by guano-derived phosphate | insular phosphate |

Marine chemical sediment | bedded | Some 55 phosphate beds of variable thickness (2 to 20 cm) found in a zone 3 km long on both flanks of a NW-SE syncline.

Guano and replacement by guano-derived phosphate | in-filling; fracture and pocket in-filling |

Guano and replacement by guano-derived phosphate | guano |

Guano and replacement by guano-derived phosphate | cave guano |

Marine chemical sediment | bedded | Thin beds of phosphate with up to 24% P2O5.

Guano and replacement by guano-derived phosphate | guano; insular phosphate |

Guano | |

Guano and replacement by guano-derived phosphate; residual enrichment | phosphatic bauxite | Phosphatic bauxite.

Guano and replacement by guano-derived phosphate; residual enrichment | guano; aluminum phosphate and phosphatic bauxite | Phosphatic bauxite.

Guano and replacement by guano-derived phosphate | |

Guano | cave guano | Cave guano.

Guano, weathering-related | karst and in-filling; bands and laminae; cave guano | Cave guano.

Sedimentary, island phosphate | guano; phosphatic laterite | Replacement/soil formation

Secondary replacement | phosphatic clay; loams, nodules and oolites filling cavities | Phosphate in karst limestone.

Guano and replacement by guano-derived phosphate; | sand, pebbles |

Guano, Sedimentary, replacement | insular phosphate | Similar to Nauru, but higher calcite content. Guano is currently being accumulated.

Guano and replacement by guano-derived phosphate; | |

Guano and replacement by guano-derived phosphate; | | Low-grade deposits occur as thin mantle of dark gray soil, 0.25-1.0 m thick, on nine of the islands.

Guano and replacement by guano-derived phosphate | phosphatized limestone |

Magmatic, pegmatite | apatite |

Guano and replacement by guano-derived phosphate | phosphatized limestone; nodules |

Marine chemical sediment | stromatolitic phosphate | Shallow-water deposition; abundant sulfide minerals reflect replacement of evaporitic sulfates

Guano, Sedimentary, island phosphate; secondary enrichment | insular phosphate; guano; fracture in-filling between pinnacles; phosphatized limestone fragments and phosphate dust in an incoherent deposit; pelletal | Limestone bedrock has been eroded and in-filled with phosphate

Guano and replacement by guano-derived phosphate | insular phosphate; in-filling pockets and cavities | Relatively small deposit.

Metasedimentary | |

Marine chemical sediment; secondary replacement | stockworks and massive ore bodies filling voids in limestone | Transgressive meta-sedimentary sequence.

Guano and replacement by guano-derived phosphate | cave guano; fossil guano, rock phosphate overlying limestone but beneath a surface of soft cave guano | Bat and swift droppings.

Guano and replacement by guano-derived phosphate | phosphatic limestone (limonite-bearing0 | Phosphatic limestone is limonite-bearing.

Marine chemical sediment; residual enrichment | | Shallow basin deposits. Deposit has been laterized.

Guano and replacement by guano-derived phosphate | guano; fracture in-filling | Deposit type not clearly defined

Sedimentary, island phosphate; secondary enrichment, guano | insular phosphate; in-filling crevices and encrusting limestone pinnacles |

Marine chemical sediment; residual enrichment | | Shallow basin deposits. At Campos Belos, phosphorite forms lenses a few tens of meters in length an 2 meters thick. Deposits have been laterized.

Magmatic, carbonatite/alkalic; residual enrichment | lateritic phosphate residuum associated with supergene formation processes (fluorapatite and dahllite) |

Sedimentary, island phosphate | guano; fracture in-filling; pelletal | Phosphate may be due to bird guano

Guano and replacement by guano-derived phosphate; residual enrichment | |

Curacao phosphate Mine
Guano and replacement by guano-derived phosphate; residual enrichment | guano; karst phosphorite (secondary phosphate enrichment above phosphatic limestone) |

Guano | | Bird guano was more than 45 m thick when deposit first mined. Guano is still accumulating.

Guano and replacement by guano-derived phosphate | cave guano; in-filling; fracture filling |

Guano and replacement by guano-derived phosphate | cave guano; in-filling; fracture filling | Phosphate rock are found in collapsed caves and in layers in fragment limestone and as fracture filling, and less replacing limestone

Guano and replacement by guano-derived phosphate | cave guano; in-filling; fracture filling | Are mostly in collapsed cave as fracture filling and replacing limestone

Cerro de las Cuevas
Guano | cave guano; |

Cueva al Lado del Faro
Guano | cave guano; |

Cueva Caigo O No Caigo
Guano | cave guano; |

Cueva de Dona Gena Arriba

Cueva de Espinal

Magmatic, carbonatite/alkalic; residual enrichment | |

Cueva de La Casa de Erickson

Cueva de La Cucaracha

Cueva de La Esperanza

Cueva de La Playa Brava

Cueva de Las Losetas

Cueva de Los Pajaros

Cueva de Pajaros

Cueva del Basurero

Cueva del Capitan

Cueva del Diamante

Barreiro
Magmatic, carbonatite/alkalic; residual enrichment | residuum from leached carbonatite composed of apatite | Mineralization age from K-Ar on biotite from glimmerite. Weathered carbonatite with 3 separate areas of mineralization.

Cueva del Esquelito

Cueva del Gato

Cueva del Limon

Cueva del Lirio

Cueva del Mangle
Guano | cave guano |

Cueva del Norte
Guano | cave guano |

Cueva del Rifle
Guano | cave guano |

Cueva del Toro

Cueva Negra
Guano | cave guano; white to brown, earthy |

Cueva de Frio

Marine chemical sediment; residual enrichment | brown, poorly crystallized apatite | Deposit formed on stable platform, shallow water.

Sedimentary, island phosphate; secondary enrichment | insular phosphate; fracture in-filling | 7 main deposits in karst limestone.

Sedimentary, island phosphate; secondary enrichment | insular phosphate; fracture in-filling | Limestone bedrock has been eroded and in-filled with phosphate

Marine chemical sediment, residual enrichment | laminated; pelletal | Bambui Group sediments are folded and metamorphosed to low grade in this area.

Guano and replacement by guano-derived phosphate | bird guano |

Guano and replacement by guano-derived phosphate | in-filling; pocket filling | Deposit affected by secondary solution.

Guano and replacement by guano-derived phosphate | in-filling; pocket filling |

Lagamar Mine (Lanamar)
Marine chemical sediment, residual enrichment | Banded, stromatolites, laminated | Deposit formed in transitional environment- shallow to deep water.

Rocinha Mine
Marine chemical sediment, residual enrichment | Laminated | Deposit formed in relatively deep, quiet, water with reducing zones.

Salitre I
Magmatic, carbonatite/alkalic; residual enrichment | |

Serra Negra
Magmatic, carbonatite/alkalic; residual enrichment | |

Magmatic, carbonatite/alkalic; residual enrichment | residuum from leached carbonatite composed of apatite |

Metasedimentary; residual enrichment | |

Marine chemical sediment | | Transgressive terrigenous sediments in marginal basin.

Znadia

Marine chemical sediment | phosphocalcareous sandstones; bedded; granular; nodules; microfossils and shell debris | Transgressive terrigenous sediments in marginal basin.

Olho d'Agua
Skarn, magmatic, pegmatite | apatite |

Marine chemical sediment | phosphocalcareous sandstones; bedded; granular; nodules; microfossils and shell debris |

Magmatic carbonatite/alkalic; residual enrichment | residuum from leached carbonatite composed of apatite |

Cajati

Guaviruva Mine

Serrote
Magmatic, carbonatite/alkalic | | Irregular mass of interwoven mineralized veins (stockworks), stock, chimneys and deposits of irregular or undefined shape. Mass of apatite-magnesite-barite is 1.8 km long and 10-15 m wide.

Magmatic, alkalic; residual enrichment | apatite |

Djebel Onk
Marine chemical sediment | bedded with fish remains and coprolites; phosphatic limestone; pelletal; granular; pseudoollitic phosphate |

Marine chemical sediment; residual enrichment | pelletal phospharenites containing beds and lenses of granular and nodular phosphate; phosphatic sandstones; pseudo oolites | Deposit is structurally complex. 2 facies of phosphorite, one with less than 1% quartz and one with 25-30% detrital quartz. Local lateritic alteration of phosphatic formations.

Marine chemical sediment; residual enrichment | ovules, grains, aggregates, poorly sorted and bedded | Phosphate horizon is only about 10 m thick.

Marine chemical sediment | | Upper Volta Group sediments.

Marine chemical sediment; residual enrichment | bedded; lenticular; granular and oolitic; phosphatic siltstone | Passive margin sequence. Ore has mean thickness of 10 m. Deposit has been locally laterized.

Carbonatite, weathered carbonatite | Carbonatite has weathered to a phosphate sand. |

Secondary replacement | fracture fillings; accumulations of phosphatic debris; conglomeritic in north; manganiferous phosphorite lenses in south | Phosphate enrichment produced by weathering of marine limestone; mineralization age based on age for Phnom Sampeou

Secondary replacement; residual enrichment | concretionary phosphate; phosphate-cemented limestone breccias; conglomeritic; in-filling, pocket filling; botryoidal phosphate; crustified phosphate |

Secondary replacement | fracture fillings; conglomeritic; crustified or sponge-like phosphate; botryoidal | Phosphate enrichment produced by weathering of marine limestone; mineralization age based on age for Phnom Sampeou

Secondary replacement | conglomeritic; botryoidal phosphate; crustified phosphate | Phosphate enrichment produced by weathering of marine limestone; mineralization age based on age for Phnom Sampeou

Marine chemical sediment | nodules, bedded | Bed is 0.3-1.0 m thick.

Djebel Kouif
Marine chemical sediment | bedded with fish remains and coprolites; phosphatic limestone; pelletal; granular; pseudoollitic phosphate |

Secondary replacement; residual enrichment | in-filling; cavity filling; massive phosphorite; conglomeritic; crustified, sponge-like phosphorite | 2 deposits. Phosphate enrichment produced by weathering of marine limestone; mineralization age based on age for Phnom Sampeou. Phnom Bak I has a clayey ore; Phnom Bak II an encrusted ore. Residual ores largely in steeply-dipping north-south fissures.

Secondary replacement; residual enrichment | in-filling; filling fissures and cavities; earthy phosphorite mass | Phosphate enrichment produced by weathering of marine limestone; mineralization age based on age for Phnom Sampeou. Ore is earthy. Residual ores largely in steeply-dipping north-south fissures.

Residual enrichment | in-filling; filling fissures and cavities; brecciated phosphorite; silty phosphorite | Phosphate enrichment produced by weathering of marine limestone

Residual enrichment | in-filling; filling fissures and cavities; brecciated phosphorite; silty phosphorite | Phosphate enrichment produced by weathering of marine limestone. P-enriched area 40-70m long, 2-8m wide

Residual enrichment | in-filling; concretionary; brecciated phosphorite; silty phosphorite; conglomeritic | Phosphate enrichment produced by weathering of marine limestone. Deposits are 40-80m in length,1-4m thick.

Secondary replacement | in-filling; filling fissures and cavities; brecciated phosphorite; silty phosphorite; concretionary | Filling a fault zone; phosphate enrichment produced by weathering of marine limestone. Deposit is 210m long, 150m wide and 3-4m thick.

Secondary replacement; residual enrichment | in-filling; pocket fillings; karst phosphorite | Marbles from contact metamorphism of Permian limestones

Marine chemical sediment | bedded | No information about associated sediments, however, regions to the north consist of phosphate beds in limestone.

Marine chemical sediment | pelletal; oolitic (minor) |

Magmatic, alkalic | |

Nonmarine sedimentary | pelletal; grains | Thin phosphate bed several centimeters thick.

Magmatic, carbonatite/alkalic; residual enrichment | apatite; residuum from leached carbonatite composed of apatite |

Kapuskasing Mine
Magmatic? | | Deposit composed of 3 orebodies. Ore is relatively unconsolidated.

Magmatic, carbonatite/alkalic; metasomatic, residual enrichment? | apatite |

Tebessa

Magmatic, carbonatite/alkalic; residual enrichment | apatite; residuum from leached carbonatite composed of apatite, francolite, florencite and other phases | Residium is a coarse gray apatite sand up to 170 m thick.

Magmatic-related | |

Magmatic | |

Volcanic? | | Irregular bodies of apatite.

Carbonatite | |

metamorphic? | |

Marine chemical sediment | phosphatic sandstone; pelletal; oolitic |

Cácata
Marine chemical sediment | bedded with coprolites; phosphatic limestone |

Marine chemical sediment | phosphatic limestone; nodular; oolitic; conglomeratic phosphate | Phosphorite horizon 0.5-1.0 thick.

Dahengshan Phosphate Mine

Nanchong Phosphate Mine

Du'an
Residual enrichment | laminated and banded; clayey phosphorite |

Cambota
Marine chemical sediment | bedded; phosphatic sand |

Kaiyang, Fuchan?
Marine chemical sediment | bedded; granular; pelletal; shaley phosphatic partings; local stromatolites |

Marine chemical sediment | pelletal, psammitic phosphorite; jelly phosphorite | Age, phosphate type and associated lithology inferred from association with nearby deposits

Marine chemical sediment | bedded; lenticular; jelly phosphorite | Phosphatic lenses up to 0.5 m thick.

Yingping Mine
Marine chemical sediment | pelletal; psammitic phosphorite; dolomitic jelly phosphorite (amorphous carbonate-fluorapatite) | Contains iodine-bearing apatite.

includes Yingping, Lanmaao and Mo Fang Mines
Marine chemical sediment | psammitic phosphorite; pebbly; lenticular; psephitic phosphorite; jelly phosphorite |

Beidoushan (Weng'an Mine)
Marine chemical sediment | pelletal; psammitic phosphorite; jelly phosphorite |

includes Datang, Chaoyanpo, and Nanpu mines
Marine chemical sediment | pelletal; psammitic and rudaceous phosphorite; banded and laminated jelly phosphorite | ?30% P2O5 in psammitic phosphorite, beds with 15-20 m thickness with 22-27% P2O5 in jelly phosphorite

Xinhua
Marine chemical sediment | bedded; granular; skeletal; phosphatic sandstone and pebbly phosphorites | Rare earths are present as isomorphous replacements in collophane.

Damao Mine
Marine chemical sediment | bedded | Floor of phosphate bed is a manganese deposit of mostly manganese carbonate

Marine chemical sediment | bedded; thin laminae |

Magmatic, ultrabasic/alkaline | apatite |

Fanshan

Marine chemical sediment | oolitic, sandy pebbly phosphorite; phosphatic cement; phosphate conglomerate |

Dayukou Phosphate Mine
Marine chemical sediment | granular; nodular; bedded; stromatolitic phosphorite; jelly phosphorite (amorphous carbonate-fluorapatite) |

Chivovo (Tchivovo)
Marine chemical sediment | sandy phosphate |

Huangmailing Phosphate Mine
Metasedimentary | bedded; phosphatic carbonate; manganiferous phosphate ore | Greenschist facies

Dianziping + Shukongping
Marine chemical sediment | dolomitic phosphorite |

Wanji Phosphate Mine

Marine chemical sediment | bedded; phosphatic limestone | Two stratigraphic horizons with phosphorite, most important is Late Cretaceous with 10-12% P2O5.

Mongo Tango (Mongo-Tanda, Mongo Tando, Cacongo)
Marine chemical sediment | bedded with coprolites; phosphatic limestone |

Zhongxiang Phosphate Mine
Marine chemical sediment | bedded; dolomitic phosphorite | Early Cambrian beds are thin and of no significance; Middle Sinian Doushantou Formation (Doushantuo period, 700-650 Ma) contains four phosphate beds of economic significance.

Jingxiang phosphate Mine
Marine chemical sediment | bedded | Early Cambrian beds are thin and of no significance; Middle Sinian Doushantou Formation (Doushantuo period, 700-650 Ma) contains four phosphate beds of economic significance.

Pushi
Marine chemical sediment | dolomitic phosphorite; argillaceous phosphorite |

Xixi Phosphate Mine

Liuyang Phosphate Mine
Marine chemical sediment | granular; nodular; bedded; stromatolitic phosphorite; jelly phosphorite (amorphous carbonate-fluorapatite) | In Nan-chung depression.

Huangjingping
Weathering, secondary enrichment | colloform; microcrystalline granular; sandy; pebbly; metasomatic-rimmed textures | Ore bodies hosted in Quaternary eluvium on bedrock weathering surface of the Dengying Formation. Ore structures are typically earthy, massive, and brecciated masses.

Lianyungang Mine
Metasedimentary | phosphate-bearing metamorphic dolomite; bedded | Thickness of phosphatic horizon in this area as much as 15O m.

Seva

Jingping Phosphate Mine (Jiansu Haizhou)
Metasedimentary | phosphate-bearing metamorphic dolomite; bedded |

Marine chemical sediment | | Age based on ages of other deposits in this region, very little information available about this deposit

Chaoyang Mine
Metasedimentary | psammitic and rudaceous phosphorite; dolomitic phosphorite |

Magmatic, alkaline?; Metamorphic | apatite |

Ueca

Bulongtu Phosphate Mine
Metasedimentary | phosphate-bearing metasediments |

Marine chemical sediment | pelletal; psammitic; micrite; fine-grained crystalline; phosphate-bearing manganese carbonate with oolitic texture | Phosphorous-manganese ores deposited in shallow-water, high energy environments in transitional zone between reducing and slightly oxidizing waters

Marine chemical sediment | pelletal; psammitic; micrite; fine-grained crystalline | Phosphorous-manganese ores deposited in shallow-water, high energy environments in transitional zone between reducing and slightly oxidizing waters

Sedimentary or Magmatic, basic/ultrabasic | |

Marine chemical sediment | pelletal; psammitic; micrite; fine-grained crystal | Phosphorous-manganese ores deposited in shallow-water, high energy environments in transitional zone between reducing and slightly oxidizing waters.

Magmatic, alkaline?; Metamorphic | |

Jiangjia, others
Magmatic | apatite | Li and others (1996) say this deposit is metamorphic.

Magmatic | apatite | Li and others (1996) say this deposit is metamorphic.

Shagou, others
Magmatic | apatite | Li and others (1996) say this deposit is metamorphic.

Marine chemical sediment | bedded; granular | Phosphates contained in basin of Middle Cambrian sediments rimmed almost entirely by Cretaceous sediments.

Chinho (Jin He, Jinhe)
Weathering, ""resedimented | bedded |

Chingping (Zingping, Qingping)
Weathering, ""resedimented | bedded, pebbly |

Marine chemical sediment | glauconitic phosphorite | Meishucun Stage sediments.

Marine chemical sediment | bedded; granular |

Marine chemical sediment | bedded; granular; skeletal; phosphatic sandstone and pebbly phosphorites | Meishucun Stage sediments.

Residual enrichment | phosphate-bearing sandstone and claystone; pebbly phosphorite |

Marine chemical sediment | bedded; siliceous phosphorite | Age and lithologies inferred from nearby phosphorites in Jinning and Kunming.

Marine chemical sediment | bedded; siliceous phosphorite | Age and lithologies inferred from phosphorites to south in Jinning and Kunming and a map in Li, 1986.

Marine chemical sediment | bedded; siliceous phosphorite | Age inferred from descriptions of general Jinning deposit.

Marine chemical sediment | bedded with coprolites; pelletal; phosphatic limestone | Lacunga River deposit; Beds average 0.58 m thick and occur over an area of 4.2 sq km.

Marine chemical sediment | bedded; siliceous phosphorite; dolomitic phosphorite |

Jinning Phosphate Mine
Marine chemical sediment | granular; nodular; bedded; skeletal/fossiliferous | Meishucun Stage sediments.

Kunyang Mine
Marine chemical sediment | bedded; granular; glauconitic phosphorite (nodular); dolomitic phosphorite; siliceous phosphorite | Meishucun Stage sediments

Haikou
Marine chemical sediment | bedded; argillaceous phosphorite |

Marine chemical sediment | bedded; granular; skeletal; phosphatic sandstone and pebbly phosphorites | Meishucun Stage sediments

Marine chemical sediment; residual enrichment | bedded with coprolites; pelletal; phosphatic limestone | Also called Lacunga River; average thickness of phosphate bed 0.58 m.

Marine chemical sediment | bedded with coprolites; pelletal; nodular; phosphatic limestone |

Marine chemical sediment | bedded; apatite-quartz sandstone | Phosphate bed has average thickness of 2.8 m. Ore is composed of poorly-cemented grains of apatite.

Marine chemical sediment | bedded; apatite-quartz sandstone; pelletal | Phosphate ore 3.6 m thick and extends 9 kms.

Marine chemical sediment | bedded; phosphorite sand |

Marine chemical sediment | bedded; phosphatic sandstone | 4 m thick.

Marine chemical sediment | bedded with coprolites; pelletal; phosphatic limestone | Lacunga River deposit. Phosphate occurs in 2 areas-- area 1 averages 0.40 m thick over an area of 1.7 sq km; area 2 averages 0.25 m thick over an area of 1.0 sq km.

Marine chemical sediment | phosphatic sand? | Phosphate bed up to 1 m thick.

Marine chemical sediment | bedded; phosphorite sand | 0.5 m thick with 19.6% P2O5.

Marine chemical sediment | bedded; phosphatic sandstone |

Marine chemical sediment | | Phosphate is 0.6 to 1 m thick.

Marine chemical sediment, residual enrichment | bedded with coprolites; pelletal; phosphatic limestone | This is largest deposit in Angola. Lacunga River deposit; Beds average 0.58 m thick and occur over an area of 16.5 sq km.

Marine chemical sediment | bedded | Mineralization in the 2 municipios is very similar. At Quebrada El Tobo in Timana, there is 16-19.3% P2O5 in beds 0.6-0.65 m thick. In Elias, a bed 0.38 m thick contains 18.8% P2O5 (1982).

La Juanita
Marine chemical sediment | bedded | Bed averages 1.4 m thick.

Marine chemical sediment | bedded, pellets, bone fragments | Phosphate bed is 1.2 m thick.

Marine chemical sediment | bedded; phosphatic limestone |

Marine chemical sediment | | Up to 3.5 m thick.

Marine chemical sediment | bedded; pelletal; fish fossils |

Marine chemical sediment | bedded; pelletal | 2 phosphate beds with a combined thickness of 1.3-2.2 m separated by chert.

Marine chemical sediment | | Persistent phosphate horizon 1-4 m thick.

Marine chemical sediment | bedded, pellets | 2 beds. The best bed is 2.5 m thick with 25.4% P2O5.

Marine chemical sediment | bedded; pelletal; nodules; fish remains | Persistent phosphate horizon 0.5-4 m thick.

Marine chemical sediment | bedded, sandy phosphorite | Phosphorite bed is about 0.8 m thick; beds are steeply dipping at this location.

Marine chemical sediment | bedded; apatite-quartz sand |

Magmatic carbonatite/alkalic; residual enrichment | apatite |

Tchivoula
Marine chemical sediment | lenticular; bedded; nodular; siliceous phosphate rock; sandy phosphate; clayey ferruginous phosphatic sandstone | 1.2-5.5 thick beds

Marine chemical sediment | lenticular; bedded; nodular; siliceous phosphate rock; sandy phosphate; clayey ferruginous phosphatic sandstone | 1.2-5.5 thick beds

Magmatic, carbonatite/alkalic, residual enrichment | apatite |

Marine chemical sediment | bedded; phosphatic sandstone; phosphatic marl | Average thickness of 2.2 m.

Marine chemical sediment | | Phosphate horizon is 30 cm thick.

El-Eweniya

Nag' Selim

Marine chemical sediment | Pelletal; pelletal associated with glauconite | Phosphates are radioactive. Salamanca Formation contains 3 beds of phosphate rock. Phosphate formed in shallow water on stable platform.

Naser

Sabona

Wadi Helal

Marine chemical sediment; residual enrichment | bedded; pelletal; phosphatized organic debris; lower member contains conglomeratic or bone breccia beds. | 3 phosphate members with a combined thickness of 8-40 m.

El Mahamid (El Mahamid East, El Mohammed, Sabayia East)
Marine chemical sediment | bedded | Phosphates occur in 3 main beds; Bed 2 is most important.

El Sebaiya (West Sebaiya, El Mahamid West, Sibaeya, Sebaya)
Marine chemical sediment | bedded | Phosphates occur in 3 main beds.

Gebel Abu Had
Marine chemical sediment | bedded; clayey phosphorites |

Gebel El Gir

Gebel El Shaghab

Gebel Nezzi

Kom-Mir

Wadi El Batur

Wadi El Mashash

Wadi El Serei (El Sarai)

Wadi El Shaghab

Wadi Hamama

Wadi Qena-Wadi Araba
Marine chemical sediment | bedded; pelletal |

Marine chemical sediment | lenticular; bedded; pelletal; minor bone fragments and shells in younger beds | Deposits represent deeper depositional environments as go north to Safaga.

Abu Shigeila (Abu Shegeila)
Marine chemical sediment | lenticular; bedded; pelletal; minor bone fragments and shells in younger beds | Phosphate series up to 15 m thick associated with thick beds of green clay.

Anz
Marine chemical sediment | lenticular; bedded; pelletal; minor bone fragments and shells in younger beds | Phosphate series up to 15 m thick associated with thick beds of green clay.

Atshan
Marine chemical sediment | lenticular; bedded; pelletal; minor bone fragments and shells in younger beds | Phosphate series up to 15 m thick associated with thick beds of green clay.

Duwi (Gebel Duwi)

Hamadat

Marine chemical sediment | bedded; lenticular biostromes |

El Hamra, Kueik
Marine chemical sediment | bedded; pelletal; minor bone fragments and shells in younger beds | Phosphate series up to 15 m thick associated with thick beds of green clay.

Nakheil

Wassif (Safaga)
Marine chemical sediment | bedded; pelletal; fish bones, coprolites and teeth | Phosphate in basin-like hollows.

Um El Howeitat (Umel Huetat)
Marine chemical sediment | bedded; pelletal; fish bones, coprolites and teeth | Phosphate in basin-like hollows.

Abu Tartur (Abu Tartour, Maghrabi-Liffiya)
Marine chemical sediment | bedded; granular in upper member; concretionary and pelletal phosphate in lower member; oolites | Phosphate contains scattered iron sulfide.

Los Apires, El Risco
Continental sediment | Concretionary lenses | In continental Cacheuta Basin. 5 concretionary lenses, each up to 30 cm thick.

Marine chemical sediment | | Phosphate bed is 1.5-3.0 m thick.

Marine chemical sediment | bedded; phosphatic sandstone with phosphatized brachiopod fossils | Ore averages 1.1 m thick. Ore is in Obolus conglomerate.

Marine chemical sediment | clastics, nodules, fossils, oolites | In Neuquen Basin. 6 beds ranging in thickness from 0.2 - 4.0 m.

Magmatic | disseminated apatite | Apatite and Fe-Ti-oxides disseminated in layered gabbroic plutons. Some oxide mineralization is massive.

Magmatic carbonatite/alkalic | apatite | Carbonatite is more abundant than alkaline intermediate and ultrabasic rocks in this area.

Magmatic, carbonatite/alkalic; residual enrichment | apatite; apatite-silica residue | Carbonatite is more abundant than alkaline intermediate and ultrabasic rocks. Most economic mineralization is secondary. Weathered to as much as 60 m depth.

Marine chemical sediment (metamorphosed) | uraniferous phosphate (metamorphosed) | Greenschist to lower amphibolite facies

Marine volcano-sedimentary | uraniferous phosphate (metamorphosed) | Greenschist facies

Marine volcano-sedimentary | uraniferous phosphate (metamorphosed) | Amphibolite facies

Marine chemical sediment (metamorphosed) | uraniferous phosphate (metamorphosed) | Amphibolite-upper amphibolite facies

Marine chemical sediment | bedded; pelletal; apatite-cemented arenite | The main phosphatic bed has an average thickness between 0.1 and 0.65 m. Approximately 8 small mineralized bodies in the area.

Marine chemical sediment | phosphatic chalk; pockets of decalcified phosphate |

Marine chemical sediment; residual enrichment | phosphatic chalk; pockets of decalcified phosphate |

Marine chemical sediment | phosphatic chalk; pockets of decalcified phosphate | Inferred to be Paris Basin Chalk from map in Jarvis (1980).

Marine chemical sediment; residual enrichment | phosphatic chalk; pockets of decalcified phosphate | Lens-shaped bed 7-8 m thick with an average of 10% P2O5.

Magmatic, carbonatitic/alkalic; residual enrichment | |

Secondary enrichment | |

Magmatic, carbonatitic/alkalic | |

Drimos deposit
Marine chemical sediment; local residual enrichment | bedded; laminated; spherulitic | Phosphate beds 2-10 m thick, extending for a distance of 50-60 km.

Marine chemical sediment; local residual enrichment | bedded; laminated; spherulitic |

Marine chemical sediment; local residual enrichment | phosphatic limestone |

Marine chemical sediment | phosphatic limestone with pelletal, granular, fossiliferous; phosphatic tuffs | At least 2 phosphatic beds present in the tuff; 1.2 m and 0.95 m thick, respectively. High probability that onshore deposit is preserved seaward on the adjacent inner shelf area. Depositional environment- marine littoral, restricted sea, shallow water, low energy, some local fluviatile conditions.

Magmatic, carbonatite/alkalic | apatite | Emplaced into Archean basement of granitic to tonalitic gneisses and amphibolites.

Magmatic, carbonatite/alkalic | apatite | Emplaced into Archean granulite and Proterozoic Nagssugtoquidian mobile belt.

Marine chemical sediment | decarbonatised phosphate; bedded, granular; pelletal; fossiliferous; phosphatic limestone; locally aluminum phosphate associated with laminated clays; silica-alumininous phosphate pebbles |

Marine sedimentary | banded | Yellow-brown phosphate rock is 0.3-1.2 m thick.

Marine sedimentary | nodules | Nodules contain 10% P2O5 and are at a depth of 250-300 m.

Marine chemical sediment | stromatolitic phosphorite (silicified); pelletal in quartzites and shales |

Magmatic | apatite-magnetite-vermiculite veins; fracture-filling or joint fillings | Ore-bodies are tabular and lenticular, up to 2.5 m thick, 30-50 m long, and persisting to depths of 25-35 m.

Marine chemical sediment | bedded; stromatolitic phosphorite | Phosphate mineralization includes pyrite grains and nodules; extensive development of chert and stromatolites

Marine chemical sediment | stromatolitic phosphorite; nodular; pelletal; laminated; lenticular |

Metasedimentary | strataform; lenticular; nodular | Transitional relationship between copper-bearing and phosphate-bearing zones is observed. Harben and Kuzvart classify these deposits as igneous.

Igneous (metamorphosed) | apatite in pockets, lenses, veins | At least 22 small deposits are present in this area. Apatite-magnetite veins in sheared host rocks. Harben and Kuzvart classify these deposits as igneous.

Metasedimentary | strataform; lenticular; nodular | Transitional relationship between copper-bearing and phosphate-bearing zones is observed.

Sedimentary | phosphatic breccia (ferruginous) |

Sedimentary | phosphatic breccia; massive bedded; laminated bedded; replacement (vein filling) | Phosphorite occurs within zones of high radioactivity. 4 phosphorite horizons.

Marine chemical sediment; metasedimentary | stromatolitic phosphorite; bedded; phosphate breccia | Greenschist facies; 2 distinct phosphate horizons are present.

Marine chemical sediment | stromatolitic phosphorite; pelletal | 5 phosphate beds.

Marine chemical sediment | stromatolitic phosphorite |

Marine chemical sediment | stromatolitic phosphorite; phosphate breccias |

Marine chemical sediment | stromatolitic phosphorite; bedded |

Marine chemical sediment | phosphatic shell fragments in sandstone |

Marine chemical sediment | bedded; thin bands in sandstone and shale |

Marine chemical sediment (metamorphosed) | stromatolitic phosphorite | Greenschist facies

Marine chemical sediment (metamorphosed ?); secondary enrichment (?) | bedded; laminated; surface encrustations on brecciated quartzite, chert or carbonate | Host rocks contain columnar stromatolites. Phosphorite zone is over 1000 m in length with 3 separate bodies. Grade decreases with depth.

Marine chemical sediment (metamorphosed ?); secondary enrichment (?) | bedded; laminated; surface encrustations on brecciated quartzite, chert or carbonate | Branching stromatolites in quartzite.

Secondary enrichment (?) | surface encrustations on breccia and quartzite |

Marine chemical sediment | pelletal; granular stones; bedded | Transgressive marine rocks. Deposit extends over 4 km with a thickness of 1-3 m.

Marine chemical sediment | pelletal; phosphatic shell fragments | Beds are 0.6-2.0 m thick.

Marine chemical sediment (metamorphosed) | stromatolitic phosphorite; replacement fillings in fractures | Several lenticular bodies near Dakan Kotra. One bed 3 km west of village is 8-10 m thick and has a strike length of 450 m.

Marine chemical sediment (metamorphosed) | nodules, stromatolitic phosphorite; replacement fillings in fractures | Greenschist facies

Marine chemical sediment (metamorphosed) | nodules, stromatolitic phosphorite; replacement fillings in fractures | Deposit is 4-6 m thick and bluish-gray in color.

Marine chemical sediment | bedded | Boundary between Piedra Clavada and Mata Amarilla Formations.

Marine chemical sediment (metamorphosed) | stromatolitic phosphorite; replacement fillings in fractures | Multiple lenticular bodies of phosphorite 0.5-3.0 m thick over a distance of 1.5 km.

Marine chemical sediment | stromatolitic phosphorite; phosphate breccias | Greenschist facies metamorphism present. Single phosphate bed extends a strike length of 3.5 km with thickness ranging from 0.5-20 m.

Marine chemical sediment | stromatolitic phosphorite | Greenschist facies

Marine chemical sediment | oolitic |

Marine chemical sediment | stromatolitic phosphorite; laminated; pelletal; phosphatic intraclasts |

Magmatic-Hydrothermal | apatite | Mineralized zone is up to 8 m thick.

Marine chemical sediment | black pelletal phosphorite; phosphatic sandstone |

Marine chemical sediment | bedded; pelletal; phosphatic marl |

Marine chemical sediment | bedded; pelletal; ooids; intraclasts |

Marine chemical sediment | bedded; pelletal phosphatic marl |

Marine chemical sediment | bedded; lenticular; granular; nodular |

Marbat
Marine chemical sediment | pelletal; granular; bone fragments |

Traibeel

Akashat
Marine chemical sediment; residual enrichment | bedded; pelletal | 2 adjacent beds-- one 7.5 m thick with 23.5% P2O5 and one 2.5 m thick with 17.5% P2O5. Umm er Radhuma Formation derived from reworking of phosphatic Upper Cretaceous sediments

Ga'ara Area
Marine chemical sediment | pelletal; granular; bone fragments | Early Eocene age phosphorite in far western part of area.

Marine chemical sediment | bedded; nodular; lenticular and discontinuous seams; fossiliferous (fish scales and shark teeth) |

Marine chemical sediment | pelletal; nodular; fossiliferous |

Djebel Dyr

Replacement | phosphatized limestone |

Makhtesh Mine
Marine chemical sediment | pelletal; nodular; fossiliferous |

Makhtesh Qatan
Marine chemical sediment | pelletal; nodular; fossiliferous | Mines phosphate bed once connected to Oron deposit, but now isolated by erosion.

Nahal Zin

Oron
Marine chemical sediment | pelletal; nodular; fossiliferous | 3 phosphate beds, each 1-3 m thick.

Arad Mine

Marine chemical sediment, replacement | Pebbles; phosphatic interclasts in carbonates; nodular |

Marine chemical sediment | | Shallow subtidal to intertidal environment

El Abyad
Marine chemical sediment | bedded; marly phosphate | There are 2 lenticular phosphate beds, each 1-10 m thick separated by 5-15 m of chalky marl and chert. Phosphorite unit ranges up to 70 m in thickness.

El Hassa
Marine chemical sediment | bedded; marly phosphate, granular | Nearshore marine environment. 2 beds, up to 1 m and 3 m thick that are separated by as much as 12 m of limestone.

Esh Shidiya
Marine chemical sediment; residual enrichment | granular | 3 major ore beds interbedded with limestone, chert, marl, clay and silicified phosphate rock.

Marine chemical sediment | | Shallow subtidal; includes barrier or shoal restricted environment

Ruseifa (Rusayfah)
Marine chemical sediment; residual enrichment | granular | 4 ore beds, each 1.5-3 m thick and separated by marl, limestone, and chert.

Marine chemical sediment | | Restricted nearshore environment

Marine chemical sediment | phosphorite pebble bed; nodular |

Aksai (Ak Say) Mine
Marine chemical sediment | granular; pelletal; ooids; phosphatic shale; phosphatic chert; phosphatic conglomerate horizon |

Marine chemical sediment | bedded; pelletal |

Dzhanatas Mine
Marine chemical sediment | granular; phosphatic shale; phosphatic chert |

Chulak Tau Mine
Marine chemical sediment (metamorphosed) | granular; mudstone phosphate; phosphatic conglomerate horizon |

Molodezniy Mine
Marine chemical sediment | granular; pelletal |

Metasedimentary | bedded; pelletal |

Kokdhzon (Kok Dzhon, Kokzhon) Mine
Marine chemical sediment | granular; pelletal; mudstone phosphorite; phosphatic chert; conglomeritic phosphate interbedded |

Tje Say (Tjesay) Mine
Marine chemical sediment | bedded; pelletal |

Magmatic, carbonatite | |

Magmatic, carbonatite; residual | |

Amioun

Hasbaya

Marine chemical sediment | microphosphorite |

Machnhara

Nahr Litani (I)

Nahr Litani (II)

Nahr Litani (III)

Saida

Sour

Sour South

Tripoli

Zahle South

Marine chemical sediment | pelletal; nodular; concretionary phosphate |

Gharyan (Jebal Ghariane)
Uncertain-- Magmatic, alkalic ?? | | Area has an extensive alkaline volcanic field.

Magmatic, carbonatite/alkalic, residual enrichment | | Carbonatite dikes cut Precambrian dolomite

includes Ilomba and Ulindi intrusions

Magmatic, carbonatite/alkalic | apatite | Chilwas Alkaline Province.

Marine chemical sediment | limestone; fossiliferous marl; clay |

Marine chemical sediment | nodules | Elevated Mn content due to dendritic growths of manganese oxide within phosphate nodules.

Marine chemical sediment | coprolites, bone debris |

Akkadenach

Aouala

Batha Ergil

Marine chemical sediment | mudstone phosphorite | Thickness 1.5-6 m.

Bofal
Marine chemical sediment | bedded; siliceous phosphate; bone fragments and fish teeth; coprolites | Transgressive sequence. Phosphate is 1.73 m thick.

Bogue

Civé

Kaedi (Mboto)

Loubboira (Louberra)
Marine chemical sediment | bedded; siliceous phosphate; bone fragments and fish teeth; coprolites | Transgressive sequence. Phosphate is 2.03 m thick.

Naniouat Koueriat

Nouedgui-Bou Naga area
Marine chemical sediment | phosphatic sand | Deposit has been slightly metamorphosed.

Oued Chig
Marine chemical sediment | phosphatic sand | Deposit has been slightly metamorphosed.

Marine chemical sediment | | Shelf are with phosphate covers 13,000 sq km. This site may in part correspond to onshore deposits.

Marine chemical sediment | mudstone phosphorite |

Marine chemical sediment | bedded; pelletal; bone fragments; phosphatized tuffaceous material | 2 phosphorite seams: a main lower and a secondary upper, as well as numerous lenses of various sizes. Deposited in shallow embayment w/restricted circulation.

Marine chemical sediment | oolitic; bedded to massive; granular; peloids, fossils | Phosphate beds are up to 5 m thick and at least 8 different beds have been identified. The most important bed, the Humboldt, contains up to 90% phosphatic oolites.

Placer, marine chemical sediment | phosphatic beach sands | Phosphatic beach deposits (including offshore) cover an area of 1500 sq kms; deposit is up to 40 m thick (ave. 18 m). Two contiguous zones of mineralization-- Elenas and Prados zones.

Marine chemical sediment | pelletal; nodular |

Marine chemical sediment | granular; nodular |

Saltillo

La Laja, Angelina, El Paseo, La Dura, La Prieta, El Duraznillo

Marine chemical sediment; residual enrichment | banded; fracture in-filling | Phosphate in scattered pockets in cavities and fractures in the limestone.

Marine chemical sediment | concretionary phosphate |

Secondary enrichment | concretionary phosphate |

Chavarria
Marine chemical sediment, hydrothermal? | fossiliferous |

La Ventana
Marine chemical sediment, hydrothermal? | fossiliferous |

Magmatic | apatite |

El Buen Suceso
Contact metasomatic | |

El Cerrito
Disseminated | |

El Papanton
Contact metasomatic | |

La Campesina
Contact metasomatic | |

La Continental

La Guadalupe

Las Auras

Palmas
Marine chemical sediment? | |

Metasedimentary, residual weathering | bedded | Deposit has high iron oxide and aluminum oxide levels.

Palmillas

Palmira

Santo Niño
Marine chemical sediment? | |

Tetillas
Disseminated, contact metasomatic | |

Stockworks, Pipes, And Deposits Of Irregular Or Indefinite Shape, Other Than Skarn Or Greisen. | |

More Or Less Strata-Bound, Mainly Disseminated Deposits Other Than Known Placers. | |

Marine chemical sediment | granular; mudstone phosphorite; minor pelletal |

La Esperanza
Contact metasomatic/hydrothermal | | Variscite derived from hydrothermal alteration of the apatite and other minerals in the rhyolite porphyry

Marine chemical sediment | | Associated with volcanic rocks and intercalated with carbonates.

Marine chemical sediment | massive | This deposit may have undergone extensive weathering with carbonate leaching and replacement with silica. 7 phosphate horizons are present.

Marine chemical sediment | bedded; pelletal; conglomeritic in places; microphosphorite; dolomite phosphorite composed of phosphate fragments in a dolomite matrix | Extension of deposit in Russia.

Marine chemical sediment | mudstone phosphorite; replacement phosphorite |

Marine chemical sediment | argillaceous phosphates, granular |

Marine chemical sediment | nodular | Host lithology interpreted from New South Wales continental deposits to south

Marine chemical sediment | | Deposit has 5 phosphate beds.

Ben Ider

Chichaoua

Imin Tanoute (Imi-N-Tanoute)
Marine chemical sediment | bedded; phosphatic carbonate |

Kasba Tadla

Meskala
Marine chemical sediment | bedded; phosphatic carbonate |

Nzalet El Hararcha

Dra Abiod

Marine chemical sediment | granular |

Marine chemical sediment; residual enrichment | bedded; granular; shell and vertebrate bone fragments; coprolites; black phosphorite |

Al Borouj (Al Broujj, El Borouj) area
Marine chemical sediment | bedded; granular; skelletal/fossiliferous |

Daoui Nord
Marine chemical sediment | bedded; granular; skelletal/fossiliferous |

Khouribga Underground
Marine chemical sediment | bedded; granular; skelletal/fossiliferous |

Mrzig (Mrizig) area
Marine chemical sediment; residual enrichment | bedded; granular; skelletal/fossiliferous |

Meraa-El-Arech (Mera El Arech)
Marine chemical sediment | bedded; granular; shell and vertebrate bone fragments; coprolites |

Sidi-Daoui (Sid Daoui)
Marine chemical sediment; residual enrichment | bedded; granular; shell and vertebrate bone fragments; coprolites; decarbonated residual layers |

Sidi Hajjaj
Marine chemical sediment; residual enrichment | bedded; granular; skelletal/fossiliferous; decarbonated residual layers | Oulad Abdoun Basin

Ouled Fares area

Marine chemical sediment | mudstone phosphorite (strongly ferruginous in places); replacement phosphorite (strongly ferruginous in places) | Average thickness 4.6 m but up to 13.7 m thickness.

Oued Zem
Marine chemical sediment; residual enrichment | bedded; granular; fossiliferous (bone and shell fragments; coprolites |

Recette 4 (Khouribga Area)

Sidi Chennane

El Outa
Marine chemical sediment | bedded | In Ganntour Basin.

N'zala
Marine chemical sediment | bedded | In Ganntour Basin.

Tessaout
Marine chemical sediment | bedded | In Ganntour Basin.

Marine chemical sediment; residual enrichment | bedded; bituminous phosphate bedded |

Youssoufia
Marine chemical sediment; residual enrichment | bedded; bituminous phosphate bedded | In Ganntour Basin.

Youssoufia Black Rock
Marine chemical sediment; residual enrichment | bedded; bituminous phosphate bedded | In Ganntour Basin.

Marine chemical sediment, replacement | mudstone phosphorite; granular; replacement phosphorite; minor pelletal |

Youssoufia Open Cast Mines
Marine chemical sediment, residual enrichment | bedded | In Ganntour Basin.

Benguérir (Ben-Guerir)

Youssoufia White Rock
Marine chemical sediment; residual enrichment | bedded | In Ganntour Basin.

Bou Craa (Bu-Craa, Wadi Bu Craa)
Marine chemical sediment | bedded; oolites; contains microfossils; nodules | Deposit spans a huge area from Edchera to the SE of Laayoune and is composed of 2-6 beds of phosphate. Transgressive marine sequence.

Magmatic, carbonatite/alkalic, residual enrichment; metasomatic? | | Premoli classified this deposit as metasomatic.

Marine chemical sediment | pelletal; rocks phosphorite; replacement phosphate (phosphatized porcelanite) |

Marine chemical sediment | pelletal; rock phosphorite |

Phosphate Hill
Marine chemical sediment | siliceous phosphorite; calcareous phosphorite; phosphatic siltstone |

Marine chemical sediment | pelletal; concretionary phosphorite |

Magmatic, carbonatite/alkalic | | Cu- and P-enriched areas are largely coincident.

Magmatic, carbonatite/alkalic | | This is the smallest of the Damaraland carbonatite complexes with an average diameter of 450 m.

Marine chemical sediment | detrital phosphorite grains in limestone |

Parchuni
Marine chemical sediment | stromatolitic phosphorite; sandy phosphorite; pelletal | The following resource information from Pradhananga (1986): Dhik Gad 0.7-1.3 m thick and greater than 200 m long; Junkuna, 1-4.7 m thick and 1 km long; Dhaubisaune, 1.6-4.7 m thick and 8 km long; Sanagaon, 1.4-3.4 m thick and 2.4 km long.

Sorar
Marine chemical sediment | stromatolitic phosphorite; sandy phosphorite; pelletal |

Kodachaur
Marine chemical sediment | stromatolitic phosphorite | 2 beds; one 4 m thick, the other 2.6 m.

Tarugad
Marine chemical sediment | stromatolitic phosphorite | 4.4-6.2 m thick bed.

Marine chemical sediment | stromatolitic phosphorite; sandy phosphorite | 2 m thick bed.

Marine chemical sediment | granular; pelletal; muds locally present |

Marine chemical sediment | bedded; lenticular; nodular | 4 thin and erratic beds.

Replacement of marine sediment | nodular | Glauconite-coated phosphate nodules on the sea floor at depths of 300-500 m.

Marine chemical sediment; residual enrichment | ooids, aggregates, laminae, peloids, bedded to non-bedded | 35-40 m thick beds. Deposit has been laterized.

Sove (Cappelon, Hydro, Tufte)
Magmatic, carbonatitic/alkalic | |

Odegarden, others
Magmatic-Hydrothermal; replacement | apatite; in-filling; irregular network of pockets, veins and dykes | Apatite contains a high content of yttrium (3000 ppm) and rare-earth elements.

Sofestad
Magmatic-Hydrothermal; replacement | apatite; in-filling; irregular network of pockets, veins and dykes | Apatite contains a small percentage of yttrium.

Marine chemical sediment | mudstone phosphorite; replacement phosphorite | Average thickness 6 m, but up to 15 m thickness.

Sedimentary | nodular |

Dalola
Marine chemical sediment | bedded (silty phosphorite) | Phosphorites rich in organic matter.

Kakul
Marine chemical sediment | lenticular; granular; pelletal; nodular |

Lagarban
Marine chemical sediment | lenticular; granular; pelletal |

Sirbun Hill
Marine chemical sediment | bedded and veins (silty phosphorite); bedded (cherty phosphorite) |

Marine chemical sediment | mudstone phosphorite (strongly ferruginous in places); replacement phosphorite (strongly ferruginous in places) |

Sedimentary | nodules |

Marine chemical sediment, diagenetic enrichment | phosphatic arenite; phosphatic siltstone |

Marine chemical sediment | phosphatic bituminous mudstone; phosphatic limestone; pelletal (scattered as stray clasts); calcareous pelletal mudstone | Deposit result of marine upwelling processes.

Marine chemical sediment | pelletal; peloids; nodular; fish debris; phosphatic sands |

Marine chemical sediment | mudstone phosphorite; replacement phosphorite | Average thickness 9 m but up to 35 m thickness.

Marine chemical sediment | bedded; pelletal; black phosphorite |

Bayovar
Marine chemical sediment | pelletal; black phosphorite bedded; minor nodules, oolites, fossil material | Phosphorite is friable; beds are generally massive and well sorted.

Marine chemical sediment | pelletal; black phosphorite bedded; minor nodules, oolites, fossil material | 3 major phosphate zones present

Legend