Keystone Marble Co.
UnknownLimestone, DimensionSurface-UndergroundUSGS MRDS
Location
| State | Washington |
| County | Stevens |
| Coordinates | 48.73655, -117.83441 |
Commodities
| Primary | Limestone, Dimension |
Mine Details
| Status | Unknown |
| Type | Surface-Underground |
| Data Source | USGS MRDS |
| Source ID | 10253797 |