Mine detail: Carrot Ridge Area Phosphate Deposit

Previously called 'Area No. 1 Phosphate Deposit'

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Location

Lat / long:

44.53071, -111.64614

Resource(B)

Primary:	Phosphorus-Phosphates
Tertiary:	Fluorine-Fluorite, Uranium, Vanadium
Gangue:	Glauconite, Quartz
Orebody form:	LENS, TABULAR
Other material:	Collophane

Production

Operation type:	Surface
Production size:	None
Development status:	Prospect

Geology

Host rock:	Phosphoria Formation;;Quadrant Formation-Sandstone
Host type:	Shale
Associated rock:	Snake River Volcanics;Dinwoody Formation;Dinwoody Formation;Phosphoria Formation;Phosphoria Formation;Phosphoria Formation
Associated type:	Limestone
Structure:	Minor Faults, Including The Carrot Springs Fault And Surficial Bedding-Plane Faults

References

MRDS	W015646
MAS	160330112
DEP	10071889
Reference	{Deposit:: Jemmett, J. P., 1955, Geology Of Some Of The Phosphate Deposits In The Centennial Mountains Of Idaho And Montana: Moscow, Idaho, Univ. Of Idaho, M. S. Thesis, 67 P.}{Deposit:: Honkala, F. S., 1953, Preliminary Report On Geology Of The Centennial Range, Montana - Idaho, Phosphate Deposits: USGS Open-File Rept., 19 P.}{Deposit:: Griner, W. C., 1974, Seventy-First Annual Report Of The Mining Industry Of Idaho For 1973-1974, 98 P}{Deposit:: 1953 Geolmap F. S. Honkala, Open-File Report}{Deposit:: 1974 Compile State Mine Inspecto * Report For 1973-1974}
Reporter	Siefken, Robert R. (Miller, Pat), Benjamin