| Brady Farm Shaft |
Polhemns Construction Co. |
Private |
|
Iron |
| Brewster Magnetite Mine |
|
|
|
Iron |
| Brewster Mines |
|
Private |
|
Iron |
| Brewster/Tilly Foster Mine |
|
|
|
Iron |
| Croton - Theall Magnetite Mine |
|
|
Underground |
Iron |
| Croton Magnetite Iron Mines |
|
Private |
|
Iron |
| Croton-Mc Collum Magnetite Mine |
|
|
Underground |
Iron |
| Croton-Theall Magnetite Mine |
|
Private |
|
Iron |
| Croton-Theall/Croton-Mccollum Mines |
|
|
|
Iron |
| Harvey Pit |
|
Private |
|
Iron |
| Hatfield Adit |
|
Private |
|
Iron |
| Hobby Pyritiferous Ore |
|
Private |
|
Iron |
| Hobby Pyritiferous Ore Opening |
|
|
|
Iron |
| Tilly Foster Magnetite Mine |
Tilly Foster Iron Mine Co. |
|
Surface/Underground |
Iron |
| Tilly Foster Mine |
|
Private |
|
Iron |
| Vivian Pit |
|
Private |
|
Iron |
