Filer City, MI Mines
Mines in Filer City, Michigan
| Mine | Owner | Land Status | Work Type | Minerals |
|---|---|---|---|---|
| Martin Marietta-Manistee | Martin Marietta Basic Products | Private | Underground | Magnesium |
| Martin-Marietta Chem.--Manistee, Mi | Private | Magnesium | ||
| Martin-Marietta Chemicals (Manistee) | Martin-Marietta Chemicals | Magnesium | ||
| Morton Salt Company- Manistee | Morton Chemical Co. | Bromine | ||
| R.G.Peters Salt and Lumber Co. | Private | Sodium |