Idaho · Custer County
Past Producer

Iron Crown Mine

Custer County, Idaho, United States
GoldSilver
⌖ Show on mapUSGS source ↗
Description

William Casto

Commodities
PrimaryGold
SecondarySilver
Commodity typeM
Deposit
Deposit sizeS
WorkingsSurface/Underground
Orebody formTABULAR
Ore controlFractures In A 30 Ft Rhyolite Dike. The Dike Is N 8 Deg W And Dips 62 - 80 Deg E.
Materials
Ore mineralsGold, Silver
GangueCalcite, Hematite, Limonite, Pyrite, Quartz
Geology
Host rockRhyolite
Associated rockRhyolite · Rhyolite Porphyry Dike
StructureIdaho Batholith, Cooling Fractures In Rhyolite Dike: 3 Sets Of Cooling Fractures
AlterationOxidation
Economic & production
Development statusPast Producer
First production1905
Discovery year1905
Identification
Deposit ID10070987
MRDS IDW014153
RegionNA
Data scoreB
Coordinates44.26298, -114.91593
References
Choate, Raoul, 1962, Geology And Ore Deposits Of The Stanley Area: Idaho Bureau Of Mines And Geology Pamphlet 126, 120 PU.S. Bureau Of Mines Open-File Report MLA 6-91, 1991, Table A-3, No. 370, P. 192.Choate, Raoul, 1962, Idaho Bureau Of Mines And Geology, Pamphlet 126 P. 90