Iowa · Clayton County
Occurrence
Spellman Farm
Clayton County, Iowa, United States
Lead
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USGS source ↗
Commodities
Primary
Lead
Commodity type
M
Deposit
Deposit size
N
Materials
Ore minerals
Galena
Geology
Host rock
Dolomite
Economic & production
Development status
Occurrence
Identification
Deposit ID
10082019
MRDS ID
W044516
Region
NA
Data score
D
Coordinates
42.7539, -91.36181
References
HEYL, A. V., FIELD NOTES