South Dakota · Lawrence County
Past Producer
Stewart Mine
Lawrence County, South Dakota, United States
Gold
Silver
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USGS source ↗
Commodities
Primary
Gold, Silver
Commodity type
M
Deposit
Deposit type
Replacement
Deposit size
S
Orebody form
IRREGULAR
Ore control
1. Dolomite Bed Just Above Basal Quartzite 2. Two Sets Vertical Fractures; Major N - S Set And Secondary N 30 Deg E
Materials
Ore minerals
Gold, Silver
Gangue
Dolomite
Geology
Alteration
Ore Was All Highly Oxidized
Economic & production
Development status
Past Producer
Identification
Deposit ID
10055540
MRDS ID
SD02113
Alternate names
Steward Mine
Region
NA
Data score
C
Coordinates
44.33107, -103.80225
References
BUREAU OF MINES, 1954 , BLACK HILLS MINERAL ATLAS, SOUTH DAKOTA: PART I, BUREAU OF MINES INFORMATION CIRCULAR 7688