Mine detail: Alto Vein Swarm

Previously called 'Gold Tree MineEl Plomo MineB & RLong ContactMineralAlbertAltoExcelsiorHillside'

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Location

Lat / long: 31.61152, -110.86179

Resource(B)

Primary: Lead, Silver
Secondary: Copper, Zinc, Gold
Tertiary: Molybdenum, Antimony, Barium-Barite, Uranium
Ore: Argentite, Chalcocite, Chalcopyrite, Galena, Hematite, Malachite, Molybdenite, Sphalerite, Tetrahedrite
Gangue: Barite, Quartz, Uraninite
Discovery year: 1687

Production

Operation type: Unknown
Production size: Small
Development status: Past Producer
First production started: 1687
Last production ended: 1959

Geology

Host type:Diorite,Arkose,Quartz Latite,Andesite,Granite
Associated rock:Salero Formation;Josephine Canyon Diorite;Squaw Peak Granite
Associated type:Diorite,Granite
Structure:E-W & Ne Trending Quartz Fissure Veins Along Contacts & Fault Zones In Diorite And Granite Porphyry, Veins Generally Well Defined, Carrying Ore Shoots In Which Ore Occ Urs In Lenses & Stringers
Tectonic:Salero Fault Block
Alteration processes:Kaolinization In Fault Gouge

References

MRDSM030411
DEP10037106
Reference{Deposit:: KEITH, 1975, ABM BULL 191.}{Deposit:: DREWS, 1973, USGS BULL 1365.}{Deposit:: DREWES, 1971, USGS MAP I-614.}{Deposit:: DREWES, 1972, USGS PROF PAPER 746.}{Deposit:: ABGMT-USBM FILE DATA.}{Deposit:: USBM FILES, ALTO MINE GROUP.}{Deposit:: ADMR FILE DATA, ALTO MINE, BACA FLOAT.}{Deposit:: ABGMT, FILES, STANTON B. KEITH.}{Deposit:: TENNEY, 1927-29, HISTORY OF MINING IN AZ, ABM P. 315-316.}{Deposit:: USAEC PRELIM RECON REPT, 1955, A-P-360 & 11) BLM DISTRICT MINING SHEET 668.}{Other Database:: CIMRI}{Production:: KEITH, 1975, P.83}
ReporterPeterson, Jocelyn A.