Mine detail: Humboldt Mine

Previously called ''

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Location

Lat / long: 31.46931, -110.734

Resource(M)

Primary: Lead
Secondary: Copper, Silver, Zinc, Gold
Tertiary: Manganese
Ore: Bornite, Chalcopyrite, Pyrite, Rhodochrosite, Sphalerite, Tetrahedrite
Gangue: Alunite, Biotite, Kaolinite, Limonite, Sericite
Orebody form: TABULAR
Discovery year: 1855

Production

Operation type: Unknown
Production size: Small
Development status: Producer
First production started: 1887
Last production ended: 1952

Geology

Host type:Rhyolite
Associated rock:Josephine Canyon Diorite
Associated type:Trachyandesite
Structure:Thick-Bedded Coarse Tuffs And Massive Tuff Breccias Associated With The Trench Camp, Located On Or Near Contact Between Rhyolite Porphyry And Diorite; Contact Dips 85s
Tectonic:American Mine Fault Block
Alteration processes:Extensive Surface Oxidation; Strong Pyritization Of Host Rock.

References

MRDSM899929
DEP10048342
Reference{Deposit:: ABGMT-USBM FILE DATA}{Deposit:: KEITH, STANTON B., 1975, INDEX OF MINING PROPERTIES IN SANTA CRUZ COUNTY, ARIZONA; ARIZONA BUREAU OF MINES BULLETIN 191, P. 58.}{Deposit:: ABGMT FILES, STSANTON B. KEITH}{Deposit:: KARTCHNER, WAYNE E., 1944, THE GEOLOGY AND ORE DEPOSITS OF A PORTION OF THE HARSHAW DISTRICT, PATAGONIA MOUNTAINS, ARIZONA; PHD THESIS, UNIVERSITY OF ARIZONA, P. 92-94}{Deposit:: SHRADER, FRANK C., 1915, MINERAL DEPOSITS OF THE SANTA RITA AND PATAGONIA MOUNTAINS, ARIZONA. USGS BULLETIN 582, P. 251-252}{Deposit:: SIMONS FRANKS., 1972, MESOZOIC STRATIGRAPHY OF THE PATAGONIA MOUNTAINS AND ADJOINING AREAS, SANTA CRUZ COUNTY, ARIZONA; USGS PROFESSIONAL PAPER 658-E, P.21-22}{Deposit:: SIMONS, FRANKS, 1974 GEOLOGIC MAP AN SECTIONS OF THE NOGALES AND LOCHIEL QUADRANGLES, SANTA CRUZ COUNTY, ARIZONA; USGS MAP I-762 (1=48000)}{Deposit:: MOORES, RICHARD C., 1972, THE GEOLOGY AND ORE DEPOSITS OF A PORTION OF THE HARSHAW DISTRICT, SANTA CRUZ COUNTY, ARIZONA; M.S. THESIS, UNIVERSITY OF ARIZONA}{Deposit:: ABGMT CLIPPINGS FILE, HUMBOLDT MINING AND REDUCTION CO.}
ReporterCalder, Susan R.