Mine detail: Negro Hill placers

Previously called 'Nigger Hill Tin Deposits'

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Location

Lat / long: 44.36663, -104.06726

Resource(M)

Primary: Gold, Tin, Tungsten, Garnet
Ore: Cassiterite, Gold, Wolframite
Gangue: Garnet, Quartz, Tourmaline

Production

Operation type: Unknown
Production size: None
Development status: Occurrence

Geology

Host type:Pegmatite
Associated type:Pegmatite

References

MRDSD001372
DEP10090606
Reference{Deposit:: DARTON, N.H., 1905, USGS GEOL. ATLAS, FOLIO 127.}{Deposit:: LEMMON, D.M., AND TWETO, O.L., 1962, TUNGSTEN IN THE U.S., USGS MAP, MR-25.}{Deposit:: IRVING, J.D., 1904, USGS PROF. PAPER 26.}{Deposit:: GSW BULL 50, P. 84.}
ReporterBarari, Rachel A, Elliott, James E., Wilson, Anna B.