South Plainfield, NJ Silver Mines
Silver Mines in South Plainfield, New Jersey
| Mine | Owner | Land Status | Work Type | Minerals |
|---|---|---|---|---|
| Metz Metallurgical/South Plainfield | Metz Metallurgical Corp. | Private | Silver |
| Mine | Owner | Land Status | Work Type | Minerals |
|---|---|---|---|---|
| Metz Metallurgical/South Plainfield | Metz Metallurgical Corp. | Private | Silver |