Thornberg Black Granite Quarry
Past ProducerGraniteSurfaceUSGS MRDS
Location
| State | Maine |
| County | Washington |
| Coordinates | 44.59415, -69.73470 |
Commodities
| Primary | Granite |
Mine Details
| Status | Past Producer |
| Type | Surface |
| Data Source | USGS MRDS |
| Source ID | 10291661 |