Mineral Resource Map
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Mine detail: Unnamed
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North America
United States
Alaska
Medfra
Previously called ''
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Location
Lat / long:
63.45949, -154.55296
Resource(M)
Primary:
Silver, Arsenic, Lead
Gangue:
Tourmaline
Production
Operation type:
Unknown
Development status:
Occurrence
Geology
Alteration processes:
Tourmaline.
References
DEP
10308650
Reference
Patton, W.W., Jr., and Moll, E.J., 1983, Mineral resource assessment map of the Medfra quadrangle, Alaska: U.S. Geological Survey Open-File Report 80-811-G, 3 sheets, scale 1:250,000.
Reporter
Bundtzen, T.K.