Ralph Quad
OccurrenceUSGS MRDS
Location
| State | South Dakota |
| County | Harding |
| Coordinates | 45.85186, -103.12557 |
Commodities
| Secondary | Lignite |
| Tertiary | Natural Gas, Sand and Gravel, Construction, Petroleum (Oil) |
Mine Details
| Status | Occurrence |
| Data Source | USGS MRDS |
| Source ID | 60001100 |