Commodities
PrimaryZinc, Gold, Copper, Silver, Lead
TertiaryThorium, Arsenic, Antimony
Commodity typeM
Deposit
Deposit typeAG-AU-PB-ZN QUARTZ VEINS, DISSEMINATED, PORPHYRY COPPER
Model53: Porphyry Cu85: Polymetallic veins
Deposit sizeS
Ore controlVEIN ORE N50E (80%), N10W (15%), N40W
Geology
StructureN50E AND N10W STRIKE-SLIP FAULTS, SUPERIMPOSED NORMAL FAULTS
AlterationFRACTURE-RELATED SILICIFICATION, SERICITIZATION, KAOLINIZATION. SELECTIVE HEMATITE, CHLORITE, CALCITE, SAUSSURITE, SERICITE. RECENT MAPPING SUGGESTS PORPHYRY COPPER POTENTIAL (SEGERSTROM, 1987).
Economic & production
Development statusPast Producer
Last production1940
Discovery year1736
Identification
Deposit ID60001108
MRDS IDMX00435
Alternate namesBonanza, Planchas Viejas, Colorado, Los Hilos, Mejia, Guadalupe, Ruido, Beto
RegionNA
Data scoreD
Coordinates31.22514, -111.10068
References
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.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.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.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.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.