Helmer Bros.
OccurrenceFire Clay (Refractory)USGS MRDS
Location
| State | Colorado |
| County | Douglas |
| Coordinates | 39.44183, -105.06356 |
Commodities
| Primary | Fire Clay (Refractory) |
Mine Details
| Status | Occurrence |
| Data Source | USGS MRDS |
| Source ID | 10017226 |
| State | Colorado |
| County | Douglas |
| Coordinates | 39.44183, -105.06356 |
| Primary | Fire Clay (Refractory) |
| Status | Occurrence |
| Data Source | USGS MRDS |
| Source ID | 10017226 |