Mine detail: Keystone Mine

Previously called 'E. N. Stone PropertyMountain View'

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Location

Lat / long:

43.67798, -115.30484

Resource(M)

Primary:	Gold
Secondary:	Silver
Gangue:	Pyrite, Quartz
Orebody form:	LENSES

Production

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

Geology

Host type:	Quartz Monzonite
Associated rock:	Idaho Batholith-Quartz Monzonite;Dikes-Aplite
Associated type:	Granite
Alteration processes:	Oxidation

References

MRDS	W007853
MAS	160390033
DEP	10070018
Reference	{Deposit:: Anderson, A. L., 1943, Geology Of The Gold - Bearing Lodes Of Rocky Bar District, Elmore Co., Idaho: Idaho Bureau Of Mines & Geol. Pam. 65, P. 3}{Deposit:: 1943 Geolmap Idaho Bureau Of Mines & Geol. Pam. 6}
Reporter	Steigner, William D., Siefken, Robert R., Western Field Operations Center (WFOC)