Browse mineral resources

Hillsdale County Pit

Producer • Sand and Gravel, Construction

John Hess Marl Pit

Past Producer • Calcium

Parks Farm Clay Prospect

Prospect • Clay

Unnamed Clay Pit

Past Producer • Clay

J B Keiser and Son Clay Pit

Past Producer • Clay

Jerome Pit

Producer • Sand and Gravel, Construction

Jerome Brick and Tile Co Clay Pit

Past Producer • Clay

Osseo Sand Pit

Producer • Sand and Gravel, Construction

Jerome Pit & Mill

Producer • Sand and Gravel, Construction

Mil-Co Pit and Mill

Producer • Sand and Gravel, Construction

Hillsdale Sand & Gravel Pit

Producer • Sand and Gravel, Construction

Waldron Pit

Producer • Sand and Gravel, Construction