Commodities
PrimarySilver
SecondaryGold
TertiaryZinc, Lead, Copper, Antimony, Bismuth
Commodity typeM
Deposit
Deposit typeVein
Deposit sizeS
WorkingsSurface/Underground
Orebody formVEINLETS
Materials
Ore mineralsCerargyrite, Chalcopyrite, Enargite, Famatinite, Galena, Sphalerite, Stannite, Tetrahedrite, Wurtzite
GangueBarite, Chalcedony, Marcasite, Pyrite, Quartz
Geology
Host rockAndesite · Cu Basin Formation: Qtzite, Shl, Sla, Limestone
Associated rockAndesite · Challis Volcanics-Andesite
Economic & production
Development statusPast Producer
Discovery year1883
Identification
Deposit ID10071907
MRDS IDW015671
Alternate namesHorn Silver, Era-Hornsilver
RegionNA
Data scoreA
Coordinates43.5966, -113.57308
References
Anderson, A. L., 1929, Geology And Ore Deposits Of The Lava Creek District, Idaho: Idaho Bureau Of Mines And Geology Pamphlet 32, 70 P.Anderson, A. L., 1947, Epithermal Mineralization At The Last Chance And Hornsilver Mines, Lava Creek District, Butte County, Idaho: Geol. Soc. America Bulletin, V. 58, No. 5, P. 451-482Roby, R. N., 1948 Investigation Of The Hornsilver Lead-Zinc Property, Butte County, Idaho: USBM Rept. Inv. 4277, 15 P.Umpleby, J. B., 1917, Geology And Ore Deposits Of The Mackay Region, Idaho: USGS Prof. Paper 97, 129 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, 1947, Gold, Silver, Copper, Lead, And Zinc In Idaho: USBM Mineral Yearbook For 1945, P. 355-380Roby, R. N., 1948, USBM Rept. Inv. 4277; Items 1-6, USBM, 1947, Mineral Yearbook For 1945