Idaho · Elmore County
Past Producer

Index Mine

Elmore County, Idaho, United States
GoldCopperSilverLeadZinc
⌖ Show on mapUSGS source ↗
Commodities
PrimaryGold, Copper
SecondarySilver
TertiaryLead, Zinc
Commodity typeM
Deposit
Deposit sizeS
Ore controlShear Zone
Materials
Ore mineralsChalcopyrite, Gold, Sphalerite
GangueCalcite, Magnetite, Pyrite, Quartz
Geology
Host rockQuartz Monzonite
Associated rockQuartz Monzonite · Idaho Batholith-Quartz Monzonite
StructureE - W Shear Zone Roughly 10 Mi. Long
AlterationSericite, Epidote, Silica, Chlorite, Albite
Economic & production
Development statusPast Producer
Identification
Deposit ID10070793
MRDS IDW013883
RegionNA
Data scoreB
Coordinates43.23599, -115.24013
References
ALLEN, R. M., JR., 1952, GEOLOGY AND MINERALIZATION OF THE VOLCANO DISTRICT, ELMORE COUNTY, IDAHO: ECON. GEOLOGY, V. 47, NO. 8, P. 815 - 821.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.V.E. MITCHELL, ET. AL; MINES AND PROSPECTS MAP SERIES, 1981, HAILEY QUAD NO. 443