South Dakota · Pennington County
Occurrence
First Find Lode
Pennington County, South Dakota, United States
Tin
Tantalum
Niobium (Columbium)
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USGS source ↗
Commodities
Primary
Tin
Secondary
Tantalum, Niobium (Columbium)
Commodity type
M
Deposit
Deposit size
N
Materials
Ore minerals
Cassiterite
Geology
Host rock
Pegmatite
Associated rock
Pegmatite
Economic & production
Development status
Occurrence
Identification
Deposit ID
10055763
MRDS ID
SD02506
Alternate names
General Grant, Lulu Tin Lode
Region
NA
Data score
C
Coordinates
43.86746, -103.58695
References
USBM INFO CIRC 7707, P. 64