Johnson Hill Mine
Past ProducerIronUSGS MRDS
Location
| State | New Jersey |
| County | Morris |
| Coordinates | 40.90556, -74.58348 |
Commodities
| Primary | Iron |
Mine Details
| Status | Past Producer |
| First Production | 1868 |
| Last Production | 1869 |
| Data Source | USGS MRDS |
| Source ID | 10021809 |