Tin Mines in Maine
4Total Sites
0Active
Tin Mining in Maine
Maine has 4 tin-related mine and mineral deposit locations recorded in federal databases. None are currently listed as active, but historical records document past production and geological occurrences. Data comes from the USGS Mineral Resources Data System and MSHA Mine Safety and Health Administration records.
By County
| County | Sites |
|---|---|
| Hancock County | 1 |
| Kennebec County | 1 |
| Oxford County | 1 |
| York County | 1 |
Tin Mines
| Mine | County | Type | Status |
|---|---|---|---|
| Hill No. 4 Quarry | Oxford | Surface | Past Producer |
| Newfield Tin Prospect | York | Prospect | |
| O'Conner Prospect | Hancock | Occurrence | |
| Winslow Tin Mine | Kennebec | Past Producer |