Shrader/twin Rocks
UnknownStone, Crushed/BrokenSurfaceUSGS MRDS
Location
| State | Iowa |
| County | Clayton |
| Coordinates | 42.95830, -91.40625 |
Commodities
| Primary | Stone, Crushed/Broken |
Mine Details
| Status | Unknown |
| Type | Surface |
| Data Source | USGS MRDS |
| Source ID | 10218041 |