Idaho · Lemhi County
Occurrence

Tom Jefferson Claims

Lemhi County, Idaho, United States
CobaltCopperNickelGold
⌖ Show on mapUSGS source ↗
Commodities
PrimaryCobalt, Copper
TertiaryNickel, Gold
Commodity typeM
Deposit
Deposit sizeN
Orebody formIRREGULAR LENS
Materials
Ore mineralsCobaltite, Cuprite, Gold, Malachite
GangueMagnetite, Quartz
Geology
Host rockSchist · Belt Supergroup
Associated rockGabbro · Gabbro
AlterationOxidation
Economic & production
Development statusOccurrence
Identification
Deposit ID10070518
MRDS IDW013483
RegionNA
Data scoreB
Coordinates45.12974, -114.33493
References
Umpleby, J.B., 1913, Geology And Ore Deposits Of Lemhi County, Idaho: USGS Bulletin 528, 182 P.Anderson, A.L., 1943, Preliminary Report On The Cobalt Deposits In The Blackbird District, Lemhi County, Idaho: Idaho Bureau Of Mines And Geology Pamphlet 61, 34 P.Canney, F.C., 1953, Preliminary Report Of Geochemical Investigations In The Blackbird District, Lemhi County, Idaho: USGS Open-File Rept.