Mine detail: Index Mine

Previously called ''

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Location

Lat / long:

43.23599, -115.24013

Resource(M)

Primary:	Gold, Copper
Secondary:	Silver
Tertiary:	Lead, Zinc
Ore:	Chalcopyrite, Gold, Sphalerite
Gangue:	Calcite, Magnetite, Pyrite, Quartz

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
Structure:	E - W Shear Zone Roughly 10 Mi. Long
Alteration processes:	Sericite, Epidote, Silica, Chlorite, Albite

References

MRDS	W013883
MAS	160390748
DEP	10070793
Reference	{Deposit:: ALLEN, R. M., JR., 1952, GEOLOGY AND MINERALIZATION OF THE VOLCANO DISTRICT, ELMORE COUNTY, IDAHO: ECON. GEOLOGY, V. 47, NO. 8, P. 815 - 821.}{Deposit:: ALLEN, R. M., JR., 1940, GEOLOGY AND MINERALIZATION OF THE VOLCANO DISTRICT, ELMORE COUNTY, IDAHO: MOSCOW, IDAHO, UNIV. OF IDAHO, M. S. THESIS, 41 P.}{Deposit:: V.E. MITCHELL, ET. AL; MINES AND PROSPECTS MAP SERIES, 1981, HAILEY QUAD NO. 443}
Reporter	Everett, Sandra E. (Miller, Pat), Western Field Operations Center (WFOC)