Mineral Resource Map
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Mine detail: Iron Mask
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North America
United States
Washington
Stevens
Previously called 'Treadwell'
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Location
Lat / long:
48.93705, -118.18363
Resource(M)
Primary:
Zinc
Tertiary:
Silver, Copper, Gold, Lead
Production
Operation type:
Surface-Underground
Development status:
Prospect
Geology
References
MRDS
M056526
MAS
530650419
DEP
10254082
Reference
BULLETIN 37,PART 2,VOLUME I,P.378;
Reporter
Western Field Operations Center (WFOC)