Mine detail: Brownlee Manganese Prospect

Previously called ''

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Location

Lat / long:

44.78927, -116.8652

Resource(M)

Tertiary:	Manganese
Ore:	Pyrolusite
Gangue:	Quartz
Orebody form:	LENTICULAR, DISCONTINUOUS
Discovery year:	1953

Production

Operation type:	Unknown
Deposit type:	Vein
Production size:	None
Development status:	Occurrence

Geology

Host rock:	Lucile Series-Shale, Sericitic Phyllites, Limestone
Host type:	Phyllite,Limestone
Structure:	Brecciation
Tectonic:	Island Arc
Alteration processes:	Sericitic

References

MRDS	W012762
DEP	10070083
Reference	{Deposit:: COOK, E. F., 1954, MINING GEOLOGY OF THE SEVEN DEVILS REGION: IDAHO BUREAU OF MINES AND GEOLOGY PAMPHLET 97, 22 P}{Deposit:: 1954 COMPILE IDAHO BUREAU OF MINES AND GEOLOGY PAMPHLET 9}
Reporter	Benjamin, David A.; Miller, Pat