Spielman Quarry
Past ProducerFeldsparUSGS MRDS
Location
| State | Colorado |
| County | Douglas |
| Coordinates | 39.15972, -105.04085 |
Commodities
| Primary | Feldspar |
| Tertiary | REE |
Mine Details
| Status | Past Producer |
| Last Production | 1947 |
| Data Source | USGS MRDS |
| Source ID | 10087847 |