Helmholtz Pit
Past ProducerPumiceUSGS MRDS
Location
| State | Oregon |
| County | Deschutes |
| Coordinates | 44.31233, -121.22002 |
Commodities
| Primary | Pumice |
Mine Details
| Status | Past Producer |
| Data Source | USGS MRDS |
| Source ID | 10052701 |
| State | Oregon |
| County | Deschutes |
| Coordinates | 44.31233, -121.22002 |
| Primary | Pumice |
| Status | Past Producer |
| Data Source | USGS MRDS |
| Source ID | 10052701 |