Tunnel Hill Sandstone Exposure
ProspectStone, Crushed/BrokenSurfaceUSGS MRDS
Location
| State | Illinois |
| County | Johnson |
| Coordinates | 37.53617, -88.86895 |
Commodities
| Primary | Stone, Crushed/Broken |
Mine Details
| Status | Prospect |
| Type | Surface |
| Data Source | USGS MRDS |
| Source ID | 10217836 |