Idaho · Custer County
Past Producer

Horseshoe Mine

Custer County, Idaho, United States
CopperSilverLeadGoldZinc
⌖ Show on mapUSGS source ↗
Commodities
PrimaryCopper, Silver
SecondaryLead
TertiaryGold, Zinc
Commodity typeM
Deposit
Deposit sizeS
WorkingsSurface/Underground
Orebody formLENS, IRREGULAR
Ore controlShear Zone; Zone Of Skarn In Altered Limestone
Materials
Ore mineralsChalcopyrite, Galena, Malachite, Marmatite, Sphalerite
GanguePyrite, Pyrrhotite
Geology
Host rockSkarn (Tactite),Granite · White Knob Limestone; Skarn
Associated rockGranite · Leucogranite Porphyry;Dike-Rhyolite Porphyry
AlterationOxidation
Economic & production
Development statusPast Producer
Identification
Deposit ID10071920
MRDS IDW015691
RegionNA
Data scoreB
Coordinates43.8978, -113.6897
References
Leland, G. R., 1957, General Geology And Mineralization Of The Mackay Stock Area: Moscow, Idaho, Univ. Of Idaho, M. S. Thesis, 71 P.Ross, C. P., 1930, Geology And Ore Deposits Of The Seafoam, Alder Creek, Little Smoky And Willow Creek Mining Districts, Custer And Camas Counties, Idaho: Idaho Bureau Of Mines And Geology Pamphlet 33, 26 P.Nelson, W. H., And Ross, C. P., 1968, Geology Of Part Of The Alder Creek Mining District, Custer County, Idaho: USGS Bulletin 1252-A, 30 P.USBM, 1975, Activity Of Idaho Mining Properties, 1974: USBM, Boise, Idaho, 61 P.5) Salt Lake Mining Review, 1923, Mineral Resources And Opportunities Of Custer County, Idaho: Salt Lake Mining Review, V. 25, No. 6, P. 12-15.6) Bell, R. N., 1918, Nineteenth Annual Report Of The Mining Industry Of Idaho For The Year 19177) USBM, 1938-1953, Gold, Silver, Copper, Lead, And Zinc In Idaho: USBM Mineral Yearbooks For 1937-19501930 Geolmap Idaho Bureau Of Mines And Geology Pamphlet 331968 Geolmap Nelson, W. H. And Ross, C. P., Bulletin 1252-AU.S. Bureau Of Mines Open-File Report MLA 6-91, 1991, Table A-4, No. 572, P. 239.Items 8-14, Leland, G. R., 1957, Univ. Of Idaho, M. S. Thesis; Item 8 Grade, Bell, R. N., 1918, Mining Industry Report For 1917; Item 15, USBM, 1938-1953, Mineral Yearbooks For 1937-1950; Item 1, USBM, 1945, Mineral Yearbook For 1943; Item 2, USBM, 1948, Mineral Yearbook For 1946