Portland Monson Slate Co. Mill
PlantSlate, DimensionProcessing PlantUSGS MRDS
Location
| State | Maine |
| County | Piscataquis |
| Coordinates | 45.27605, -69.48128 |
Commodities
| Primary | Slate, Dimension |
Mine Details
| Status | Plant |
| Type | Processing Plant |
| Data Source | USGS MRDS |
| Source ID | 10218477 |