De Graff, OH Mines
Mines in De Graff, Ohio
| Mine | Owner | Land Status | Work Type | Minerals |
|---|---|---|---|---|
| Neers Pit | Private | Sand and Gravel | ||
| Neers Pit | Neers Engineering Laboratory | Private | Sand and Gravel |
| Mine | Owner | Land Status | Work Type | Minerals |
|---|---|---|---|---|
| Neers Pit | Private | Sand and Gravel | ||
| Neers Pit | Neers Engineering Laboratory | Private | Sand and Gravel |