Michigan · Houghton County
Past Producer
Mich Tech University Exper
Houghton County, Michigan, United States
Stone
Crushed/Broken
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USGS source ↗
Commodities
Primary
Stone, Crushed/Broken
Commodity type
N
Economic & production
Development status
Past Producer
Identification
Deposit ID
10218089
Region
NA
Data score
D
Coordinates
47.1369, -88.56285
References
MSHA UPDATE 78