Mine detail: Greenback Mine

Previously called 'Duquette MineGreenback Prospects'

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Location

Lat / long:

44.18098, -115.10284

Resource(M)

Primary:	Gold
Tertiary:	Lead, Silver
Gangue:	Limonite, Pyrite, Quartz
Orebody form:	IRREGULAR LENS
Discovery year:	1903

Production

Operation type:	Surface-Underground
Production size:	None
Development status:	Past Producer

Geology

Host type:	Quartz Monzonite
Associated rock:	Idaho Batholith-Leucocratic Quartz Monzonite
Associated type:	Quartz Monzonite
Structure:	Gouge
Alteration processes:	Kaolinization

References

MRDS	W014381
MAS	160370121
DEP	10071147
Reference	{Deposit:: Kiilsgaard, T. H., And Others, 1970, Mineral Resources Of The Sawtooth Primitive Area, Idaho: USGS Bulletin 1319-D, 174p.}{Deposit:: U.S. Bureau Of Mines Open-File Report MLA 9-92, 1992, P. 39-46.}{Deposit:: U S Forest Service Planemetric Map Challis Nat Forest 1965}
Reporter	Siefken, Robert R. (Miller, Pat), Peters, Western Field Operations Center (WFOC)