Mine detail: Planchas De Plata

Previously called 'GuadalupeMejiaLos HilosColoradoPlanchas ViejasBonanzaRuidoBeto'

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Location

Lat / long:

31.22514, -111.10068

Resource(M)

Primary:	Zinc, Gold, Copper, Silver, Lead
Tertiary:	Thorium, Arsenic, Antimony
Discovery year:	1736

Production

Operation type:	Unknown
Deposit type:	AG-AU-PB-ZN QUARTZ VEINS, DISSEMINATED, PORPHYRY COPPER
Production size:	Small
Development status:	Past Producer
Last production ended:	1940

Geology

Structure:	N50E AND N10W STRIKE-SLIP FAULTS, SUPERIMPOSED NORMAL FAULTS
Alteration processes:	FRACTURE-RELATED SILICIFICATION, SERICITIZATION, KAOLINIZATION. SELECTIVE HEMATITE, CHLORITE, CALCITE, SAUSSURITE, SERICITE. RECENT MAPPING SUGGESTS PORPHYRY COPPER POTENTIAL (SEGERSTROM, 1987).

References

MRDS	MX00435
DEP	60001108
Reference	{Deposit:: PEREZ SEGURA, EFREN, 1985, CARTA METALOGENETICA DE SONORA 1:250000 UNA INTERPRETACION DE LA METALOGENIA DE SONORA: UNIV. OF SONORA, DEPT. OF GEOL., HERMOSILLO, MEXICO, 66 P.}{Deposit:: MERRILL, F.J.H., 1906, THE MINES OF PLANCHAS DE PLATA; THE INTERESTING GEOLOGY OF AN HISTORIC MINING DISTRICT OF SONORA: ENGINEERING AND MINING JOURNAL, V. 82, P. 1111-1112.}{Deposit:: SEGERSTROM, L., 1987, GEOLOGY OF THE PLANCHAS DE PLATA AREA, NORTHERN SONORA, MEXICO, IN MESOZOIC ROCKS OF SOUTHERN ARIZONA AND ADJACENT AREAS, EDS. DICKINSON, W.R. AND KLUTE, M.A.: ARIZONA GEOLOGICAL SOCIETY DIGEST VOLUME 18, P. 153-164.}{Deposit:: SEGERSTROM, L., 1986, GEOLOGIC SETTING AND SILVER MINERALIZATION IN THE PLANCHAS DE PLATA AREA, NORTHERN SONORA, MEXICO [M.S. THESIS]: TUCSON, UNIVERISTY OF AROZONA, 167 P.}{Deposit:: TURNER, R.L., FRISKEN, J.G., AND THEOBALD, P.K., 1984, ANALYTICAL RESULTS AND SAMPLE LOCALITY MAPS OF STREAM-SEDIMENT AND SOIL SAMPLES FROM THE TIO FLACO STUDY AREA; EL CORRERO QUADRANGLE, NORTHERN SONORA, MEXICO: U.S. GEOLOGIC SURVEY OPEN-FILE REPORT 84-635.}