Washington · Snohomish County
Prospect
Helen May #6
Snohomish County, Washington, United States
Copper
Silver
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USGS source ↗
Commodities
Primary
Copper
Tertiary
Silver
Commodity type
M
Economic & production
Development status
Prospect
Identification
Deposit ID
10181080
Region
NA
Data score
D
Coordinates
47.94312, -121.42591
References
U.S. BUREAU OF MINES FILES (WFOC).