Crushed, Broken Slate Mines in California
4Total Sites
1Active
Crushed, Broken Slate Mining in California
California has 4 crushed, broken slate-related mine and mineral deposit locations recorded in federal databases. Of these, 1 are currently active operations. Data comes from the USGS Mineral Resources Data System and MSHA Mine Safety and Health Administration records.
By County
| County | Sites |
|---|---|
| Mariposa County | 2 |
| Amador County | 1 |
| El Dorado County | 1 |
Crushed, Broken Slate Mines
| Mine | County | Type | Status |
|---|---|---|---|
| Chili Bar Slate | El Dorado | Surface | Active |
| Iron Springs Consolidated | Mariposa | Surface | Abandoned |
| Upper Dry Creek Slate Mine | Amador | Surface | Abandoned |
| Yosemite Slate Quarry | Mariposa | Surface | Intermittent |
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