Mine detail: Hoffman Brothers Sand & Gravel Pit

Previously called 'Hoffman Brothers Sand and Gravel'

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Location: Calhoun County, Michigan, United States, North America
Lat / long: 42.31031, -85.20823
dep_id: 10121324
mas_id: 260250018
Commodity type: nonmetallic
Major mineral: Sand and Gravel, Construction
Operation type: Surface
Development status: Past Producer
Reporter: Eastern Field Operations Center (EFOC)
References:
  • REF: MICH MIN PROD 1975 - DEPT OF NAT RES - GEOL SURV DIV
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