Washington · Snohomish County
Prospect
Shamrock
Snohomish County, Washington, United States
Silver
Copper
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USGS source ↗
Commodities
Primary
Silver
Tertiary
Copper
Commodity type
M
Economic & production
Development status
Prospect
Identification
Deposit ID
10253983
Region
NA
Data score
D
Coordinates
47.90421, -121.42481
References
U.S. BUREAU OF MINES OPEN-FILE REPORT MLA 75-83, 1983, NO. 104,TABLE 2, P. 39.