Howard County, MD Aluminum Mines
Aluminum Mines in Howard County, MD
| Mine | Owner | Land Status | Work Type | Minerals |
|---|---|---|---|---|
| Mineral Ridge Property | O'Connor, A. P. | Private | Aluminum |
| Mine | Owner | Land Status | Work Type | Minerals |
|---|---|---|---|---|
| Mineral Ridge Property | O'Connor, A. P. | Private | Aluminum |