South Dakota · Custer County
Past Producer
Echo Gold Mine
Custer County, South Dakota, United States
Gold
Silver
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USGS source ↗
Commodities
Primary
Gold
Tertiary
Silver
Commodity type
M
Economic & production
Development status
Past Producer
Identification
Deposit ID
10226553
Region
NA
Data score
D
Coordinates
43.81966, -103.71947
References
USBM STAFF,1955,REG V,I.C. 7707 P 92REDDEN,J.A.,1968,USGS PROF.PAPER 297-F, MAP