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  3. Evaporite-related potash resources

Khemisset

mixed stratabound potash-bearing salt and halokinetic potash-bearing salt in Morocco

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Geologic information

CountryMorocco
Location:-6.0333, 33.7667
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Site typebasin
Deposit typemixed stratabound potash-bearing salt and halokinetic potash-bearing salt
Evaporite basinKhemisset
Basin typemarine rift basin
Geologic unitLower Salt Fm
Age
Mesozoic
Triassic-Jurassic
Upper Triassic-Lower Jurassic
Minimum:Mesozoic-Jurassic-Lower Jurassic
Maximum:Mesozoic-Triassic-Upper Triassic
Commodities
Minerals
Potassium minerals:
Other minerals:
Notes:Connected to Boufkrane Basin in subsurface; potash exists in 3 ore bodies each dominated by a different mineral - sylvite, carnallite, rinneite; salt is 500-1400 m thick.
Geologic map unit-6.0333, 33.7667
Nearby scientific dataFind additional scientific data near this location

Economic information

Average grade9-10% K2O
Production
StatusNone
Estimates of reserves or resources
Ore tonnage17 syl ore, 180 car oreMillion tonnes
K2O tonnage1.9, 17.1Million tonnes
Grade of K2O11, 9.5% of ore
Data sourceBarodi and others (1998)

Reference information

References

Arab Organisation for Mineral Resources, 1987, Mineral deposit map of the Arab world; Explanatory notes and maps: Rabat, Morocco, Arab Organisation for Mineral Resources, 430 p.
Barodi, E.B., Belkasmi, A., El Abdouni, H., and El Ouazzani, A., 1998, Les roches et mineraux industriels au Maroc [The industrial minerals in Morocco]: Chronique de la Recherche Miniere, no. 531-532, p. 139-154.
British Sulphur Corporation Limited, 1984, World survey of potash resources (4th ed.): London, British Sulphur Corporation Limited, 145 p.
Economic Commission for Africa, 1982, Prospects for intra-African trade in raw materials for basic industries (phase IV): United Nations Economic and Social Council Report ST/ECA/AT/1, 45 p.
Garrett, D.E., 1996, Potash; Deposits, processing, properties and uses: New York, Chapman and Hall, 734 p.
Notholt, A.J.G., 1983, Potash in developing countries, in McKercher, R.M., ed., Potash 83; Potash technology; mining, processing, maintenance, transportation, occupational health and safety, environment: Toronto, Canada, Pergamon Press, p. 29-40.
Van Kauwenbergh, S.J., 2006, Fertilizer raw material resources of Africa: Muscle Shoals, AL, USA, IFDC, 435 p.
Veselinovic-Williams, M., and Frost-Killian, S., 2003, Digital international metallogenic map of Africa: Council for Geoscience, South Africa and Commission for the Geologic Map of the World (CGMW), scale 1:5,000,000, CD-ROM.