Diatomite Mines in Maryland
5Total Sites
1Active
Diatomite Mining in Maryland
Maryland has 5 diatomite-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.
The earliest recorded diatomite mine in Maryland is Lyons Ck. Diatomaceous Earth Deposit in Calvert County, with records dating to 1884.
By County
| County | Sites |
|---|---|
| Calvert County | 3 |
| Charles County | 2 |
Diatomite Mines
| Mine | County | Type | Status |
|---|---|---|---|
| Lyons Ck. Diatomaceous Earth Deposit | Calvert | Producer | |
| Lyons Ck. Diatomaceous Earth Quarry | Calvert | Surface | Past Producer |
| Old Greensand-Diatomaceous Earth Qu | Calvert | Surface | Past Producer |
| Unnamed Diatomite Pit | Charles | Surface | Past Producer |
| Unnamed Diatomite Pit At Popes Creek | Charles | Past Producer |