Idaho · Adams County
Occurrence

Horse Mountain Occurrence

Adams County, Idaho, United States
Copper
⌖ Show on mapUSGS source ↗
Commodities
PrimaryCopper
Commodity typeM
Deposit
Deposit sizeN
Orebody formPOD/LENS
Ore controlFractures, Fault
Materials
Ore mineralsBornite, Chalcocite, Malachite
GangueHematite, Ilmenite
Geology
Host rockKeratophyre
Associated rockKeratophyre · Copper Cliffs Sequence-Keratophyre Tuff Breccia
StructureUnit Strikes Ne, Fault Strikes N - Nw.
Tectonic settingIsland Arc Volcanic Chain
AlterationChlorite, Epidote, Sericite, Calcite
Economic & production
Development statusOccurrence
Identification
Deposit ID10070177
MRDS IDW012906
RegionNA
Data scoreB
Coordinates45.11547, -116.6616
References
Morganti, J. M., 1972, Geology And Ore Deposits Of The Cuprum Area, Seven Devils Mining District, Hells Canyon, Idaho: Pullman, Wash., Wash. State Univ., Ms Thesis, 153 PV.E. Mitchell, Et. Al; Mines And Prospects Map Series, 1981, Grangeville Quad, Location No. 141