Mine detail: Twin Sister Mine

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Location

Lat / long:

43.91068, -115.88376

Resource(M)

Primary:	Gold
Tertiary:	Lead, Zinc, Antimony
Ore:	Galena, Sphalerite
Gangue:	Pyrite, Quartz
Orebody form:	LENSES

Production

Operation type:	Unknown
Production size:	Small
Development status:	Past Producer

Geology

Host type:	Quartz Monzonite
Associated rock:	Idaho Batholith-Quartz Monzonite
Associated type:	Quartz Monzonite
Alteration processes:	Fe Stains, Scorodite

References

MRDS	W007585
DEP	10105548
Reference	{Deposit:: ANDERSON, ALFRED L., 1947, GEOLOGY AND ORE DEPOSITS OF BOISE BASIN, IDAHO, U. S. GEOL. SUR. BULL. 944 - C, P. 24}{Deposit:: 1947 GEOLMAP ANDERSON, A. L., BULL. 944 -}{Production:: ANDERSON, A. L. 1947. USGS BULL. 944 - C, P. 242.}
Reporter	Siefken, Robert R., Steigner, William D.