Pennsylvania · Delaware County
Past Producer
Black Horse Mine
Delaware County, Pennsylvania, United States
Chromium
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USGS source ↗
Commodities
Tertiary
Chromium
Commodity type
M
Economic & production
Development status
Past Producer
Identification
Deposit ID
10275174
Region
NA
Data score
D
Coordinates
39.91281, -75.42432
References
PEARRE N HEYL A JR USGS BULL 1082K PG 789 1960