Uniopolis, OH Mines
Mines in Uniopolis, Ohio
| Mine | Owner | Land Status | Work Type | Minerals |
|---|---|---|---|---|
| Joseph Sand and Gravel Pit | Private | Sand and Gravel | ||
| Joseph Sand and Gravel Pit | Joseph Sand And Gravel Co. | Private | Sand and Gravel | |
| Wapak Sand and Gravel Pit No. 4 | Private | Sand and Gravel | ||
| Wapak Sand and Gravel Pit No. 4 | Wapak Sand And Gravel Co. | Private | Sand and Gravel | |
| Wapakoneta Pit | Mednsa Aggregates Co. | Private | Sand and Gravel |