Crushed, Broken Traprock Mines in Maryland
2Total Sites
1Active
Crushed, Broken Traprock Mining in Maryland
Maryland has 2 crushed, broken traprock-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 |
|---|---|
| Baltimore County | 1 |
| Harford County | 1 |
Crushed, Broken Traprock Mines
| Mine | County | Type | Status |
|---|---|---|---|
| Havre De Grace Quarry | Harford | Surface | Active |
| Blue Mount Quarry | Baltimore | Surface | Abandoned |
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