Minnesota · Crow Wing County
Past Producer
Joan Number 4 Mine
Crow Wing County, Minnesota, United States
Manganese
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USGS source ↗
Commodities
Tertiary
Manganese
Commodity type
M
Economic & production
Development status
Past Producer
Discovery year
1920
Identification
Deposit ID
10243393
Region
NA
Data score
E
Coordinates
46.51079, -94.02215