Washington · Snohomish County
Prospect
Keystone Prospect
Snohomish County, Washington, United States
Copper
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USGS source ↗
Commodities
Primary
Copper
Commodity type
M
Economic & production
Development status
Prospect
Identification
Deposit ID
10181060
Alternate names
Eagle Rock Rare Ii Area
Region
NA
Data score
D
Coordinates
47.87791, -121.42401
References
U.S. BUREAU OF MINES OPEN-FILE REPORT MLA 54-83, 1983, NO. 6,TABLE 1, P. 12.