Massa Hill
OccurrenceGemstoneUSGS MRDS
Location
| State | California |
| County | Marin |
| Coordinates | 38.17767, -122.67578 |
Commodities
| Primary | Gemstone |
Mine Details
| Status | Occurrence |
| Discovery Year | 1950 |
| Data Source | USGS MRDS |
| Source ID | 10030798 |
| State | California |
| County | Marin |
| Coordinates | 38.17767, -122.67578 |
| Primary | Gemstone |
| Status | Occurrence |
| Discovery Year | 1950 |
| Data Source | USGS MRDS |
| Source ID | 10030798 |