Mine detail: Silent Friend

Previously called ''

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Location

Lat / long:

39.99799, -105.36179

Resource(M)

Primary:	Tungsten
Tertiary:	Gold, Silver
Ore:	Pyrite, Gold, Chalcopyrite, Galena, Sphalerite, Tennantite

Production

Operation type:	Underground
Development status:	Past Producer

Geology

Host type:

Schist

References

MAS	80130719
DEP	10166210
Reference	REF. USGS PROF PAPER # 223 PLATE 22
Reporter	Intermountain Field Operations Center (IFOC)