Commodities
PrimaryPhosphorus-Phosphates
Commodity typeN
Deposit
Deposit typeBedded - Phosphate
Deposit sizeM
WorkingsSurface/Underground
Orebody formTabular, IRREGULAR
Ore controlStructure: Phosphate Deposits Lie In Synclinal Trough
Materials
Ore mineralsApatite
GangueCalcite, Collophane, Dolomite, Feldspar, Limonite, Muscovite, Quartz, Sericite
Geology
Host rockShale · Phosphoria Formation-Phosphatic Shale, Chert, Sandstone;;;
Associated rockLimestone · Wells Formation-Sandstone;Wells Formation-Limestone;Thaynes Formation-Shale;Thaynes Formation-Sandstone;Thaynes Formation-Limestone;Dinwoody Formation-Shale;Dinwoody Formation-Limestone
StructureGeorgetown, Schmid, Dairy Synclines; Dry Valley, Aspen Range Anticlines; Meade Thrust Fault, Several Minor Folds
Tectonic settingMiogeosyncline
Economic & production
Development statusPast Producer
First production1958
Identification
Deposit ID10078029
MRDS IDW026145
RegionNA
Data scoreB
Coordinates42.53795, -111.23944
References
MANSFIELD, G. R., 1927, GEOGRAPHY, GEOLOGY, AND MINERAL RESOURCES OF PART OF SOUTHEASTERN IDAHO: USGS PROF. PAPER 152 , 453 P.USGS, 1975, DEVELOPMENT OF PHOSPHATE RESOURCES IN SOUTHEASTERN IDAHO: DRAFT ENVIRONMENTAL IMPACT STATEMENT, V. 1 , P. 1 - 23MINOBRAS, 1975, IDAHO INDUSTRIAL MINERALS, P. 12GALE, H. S., AND RICHARDS, R. W., 1910, PRELIMINARY REPORT ON THE PHOSPHATE DEPOSITS IN SOUTHEASTERN IDAHO AND ADJACENT PARTS OF WYOMING AND UTAH: USGS BULL. 430, P. 457 - 535POWELL, J. D., 1974, EVALUATION OF PHOSPHATE RESOURCES IN SOUTHEASTERN IDAHO: IDAHO BUREAU OF MINES AND GEOLOGY INF. CIRC. 25 , 33 P.1974 RECON IDAHO BUREAU OF MINES AND GEOLOGY INF. CIRC. 25CRESSMAN, E.R. 1964. U.S. GEOLOGICAL SURVEY BULL. 1153.TOWN, J.W., AND OTHERS, 1967, U.S.BUREAU OF MINES R.I. 6930DAY, R.L. 1973, IDAHO BUREAU OF MINES PAMPHLET 155.TOWN, J.W. AND OTHERS, 1967, U.S.BUREAU OF MINES R.I. 6993.KIRKHAM, V.R.D., 1924, AM. INST. OF MIN. AND MET. ENG. PAPERCRESSMAN, E.R. 1957, GEOLOGICAL SURVEY, MIN. INV. MAP, MF 118.GARRAND, LEONARD. 1975. PHOSPHATE STUDY OF SE IDAHO FOR USDA.USGS, 1975, DRAFT ENVIRONMENTAL IMPACT STATEMENT, V. 1 , P. 254