| Dow Chemical Co Clay Pit |
|
Private |
|
Clays |
| Dow Chemical Co--Hope, Mich. |
Dow Chemical Co |
Private |
|
Magnesium |
| Dow Chemical Company - Midland Michigan Operations |
Dow Chemical Company |
|
|
Sodium |
| Fish's Tile Plant Clay Pit |
|
Private |
|
Clays |
| Martin Marietta-Midland |
Martin Marietta Basic Products |
Private |
|
Magnesium |
| Midland Brick and Tile Co Clay Pit |
|
Private |
|
Clays |
| Midland Property |
|
Unknown |
|
Potassium |
| Ne North Bradley Clay Pit |
|
Private |
|
Clays |
| Pohl Pit and Mill |
Carl Schlegel Inc. |
Private |
|
Sand and Gravel |
| Riverside Brick&Tile Co Clay Pit |
|
Private |
|
Clays |
| Tittabawassee Clay Pit |
|
Private |
|
Clays |
| Woodworth's Clay Pit |
|
Private |
|
Clays |
