Mutual Materials Company
Mutual Materials Company operates 5 recorded mine and mineral-extraction sites across the United States, drawn from MSHA Mine Safety and Health Administration records. 0 are currently active. Total reported employee count across all sites: 9.
5Total Sites
0Active
2States
9Employees
Where Mutual Materials Company Operates
| State | Sites |
|---|---|
| Washington | 4 |
| Oregon | 1 |
What Mutual Materials Company Mines
Common Clays NEC · 4Fire Clay · 1
All Sites Operated by Mutual Materials Company
| Mine | State | County | Commodity | Status |
|---|---|---|---|---|
| Mica Mine and Plant | Washington | Spokane | Common Clays NEC | Intermittent |
| Gresham Clay Mine | Oregon | Multnomah | Common Clays NEC | Abandoned |
| Elk Pit | Washington | King | Fire Clay | Abandoned |
| Portable Mine Operation | Washington | Spokane | Common Clays NEC | Abandoned |
| Section 31 Mine | Washington | King | Common Clays NEC | Abandoned |