Mine detail: Golconda Group Mine

Previously called ''

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Location

Lat / long: 42.74238, -116.92403

Resource(M)

Primary: Gold, Silver, Lead
Secondary: Copper, Zinc
Ore: Calamine, Chalcopyrite, Galena, Linarite, Malachite, Smithsonite, Sphalerite
Gangue: Actinolite, Calcite, Limonite
Orebody form: IRREGULAR
Discovery year: 1868

Production

Operation type: Unknown
Production size: Small
Development status: Past Producer

Geology

Host rock:Al Limestone, Limestone
Host type:Schist,Limestone
Associated rock:Basalt Unit-Basalt;Silver City Granite-Granite
Associated type:Diorite
Alteration processes:Oxidized; Gossan

References

MRDSW007659
DEP10105556
Reference{Deposit:: SORENSON, R. E., 1927 , THE GEOLOGY AND ORE DEPOSITS OF THE SOUTH MOUNTAIN MINING DISTRICT, OWYHEE COUNTY, IDAHO: IDAHO BUREAU OF MINES AND GEOLOGY PAMPHLET 22 , 47 P.}{Deposit:: LINDGREN W., 1898, THE GOLD AND SILVER VEINS OF SILVER CITY, DELAMAR, AND OTHER MINING DISTRICTS IN IDAHO: 20TH ANN. REPORT, U.S.G.S., P. 75-205 (PART 3).}{Deposit:: BELL, R. N., 1907 , SOUTH MOUNTAIN, IDAHO: ENG. MINING JOUR., V. 83 , NO. 6 , P. 283 - 284.}{Deposit:: SHANNON, E. U., 1918, ON THE OCCURENCE OF ILVAITE IN THE SOUTH MOUNTAIN MINING DISTRICT, AMER. JOUR. OF SCI., 4TH SER., VOL. 45 NO. 266 P. 118 - 125}{Deposit:: 5) MC DOWELL, G. A., 1955 , 57TH ANN. REPT. OF THE MINING INDUSTRY OF IDAHO FOR 1955.}{Deposit:: 1898 COMPILE W. LINDGREN 20TH ANN. REPORT}{Deposit:: 1927 GEOLMAP IDAHO BUREAU OF MINES & GEOL. PAMPHLET 22}{Deposit:: 1934 DIREXPL EXPLOR. CO. OF CALIFORNIA}{Deposit:: 1946 DIREXPL SOUTH MOUNTAIN MIN. AND MLG. CO.}{Production:: BELL, R. N., 1912 , 13TH ANN. REPT. OF THE MINING INDUSTRY OF IDAHO FOR 1912. LINDGREN, W., 1898 , USGS 20TH ANN. REPT., PT. 3 , P. 75 - 205.}
ReporterMiller, Pat J.