Mine detail: Effa Mine

Previously called 'Effa Prospect'

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Location

Lat / long: 44.60318, -114.88674

Resource(M)

Primary: Gold
Tertiary: Silver, Copper

Production

Operation type: Underground
Deposit type: Vein
Production size: None
Development status: Prospect

Geology

Host rock:Mica Schist
Host type:Mica Schist

References

MRDSW013925
MAS160370234
DEP10070824
Reference{Deposit:: Umpleby, J. B., 1913, A Preliminary Account Of The Ore Deposits Of The Loon Creek District, Idaho: U. S. Geol. Survey Bull. 530, P. 66 - 74}{Deposit:: 1913 Geolmap Umpleby, J. B., Bull. 53}{Deposit:: U.S. Bur. Mines Open-File Report MLA 88-83, 1983, Map No. 14, Appendix.}{Deposit:: U.S. Bur. Mines Open-File Report MLA 64-85, 1985, Table 2, No. 60, P. 71.}
ReporterMiller, Pat J., Ridenour, James