Helen May No 8
UnknownCopperUndergroundUSGS MRDS
Location
| State | Washington |
| County | Snohomish |
| Coordinates | 47.94291, -121.44401 |
Commodities
| Primary | Copper |
Mine Details
| Status | Unknown |
| Type | Underground |
| Data Source | USGS MRDS |
| Source ID | 10180867 |
| State | Washington |
| County | Snohomish |
| Coordinates | 47.94291, -121.44401 |
| Primary | Copper |
| Status | Unknown |
| Type | Underground |
| Data Source | USGS MRDS |
| Source ID | 10180867 |