South Dakota · Pennington County
Occurrence
Duggan's Whim
Pennington County, South Dakota, United States
Lead
Silver
Gold
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USGS source ↗
Commodities
Primary
Lead, Silver
Secondary
Gold
Commodity type
M
Deposit
Deposit type
Vein
Deposit size
N
Workings
Underground
Ore control
Vein In The Country Rock
Materials
Ore minerals
Galena, Pyrite
Gangue
Quartz
Geology
Host rock
Schist · Schist
Economic & production
Development status
Occurrence
Identification
Deposit ID
10055624
MRDS ID
SD02225
Alternate names
Duggan's Prospects
Region
NA
Data score
C
Coordinates
44.08496, -103.57418
References
U.S. BUREAU OF MINES, 1954, BLACK HILLS MINERAL ATLAS, SOUTH DAKOTA: PART I, BUREAU OF MINES INFORMATION CIRCULAR 7688