Sonora
Producer

Cumobabi

Sonora, Mexico
MolybdenumCopperZincLeadSilverTungsten
⌖ Show on mapUSGS source ↗
Commodities
PrimaryMolybdenum, Copper
TertiaryZinc, Lead, Silver, Tungsten
Commodity typeM
Deposit
Model79: Porphyry Cu-Mo
Deposit sizeM
Orebody formCOLLAPSE BRECCIA
Materials
Ore mineralsBornite, Chalcopyrite, Galena, Molybdenite, Sphalerite, Tetrahedrite, Wolframite
GangueAnhydrite, Apatite, Biotite, Calcite, Ilmenite, Magnetite, Quartz, Sericite, Siderite, Tourmaline
Other materialsPyrite
Geology
Host rockTuff,Rhyolite,Dacite,Andesite
Associated rockQuartz Monzonite,Diorite,Granite
StructureAt Least 6 Major Normal Faults, Generally N-S, Subordinate E-W Trend, Displacements From Essentially Nil To 100 M., Structural Trends: N 10 W And N 50 W.
AlterationPotassic, Propylitic, Sericitic, Argillic, Phyllic; Tourmalinization
Economic & production
Development statusProducer
First production1980
Identification
Deposit ID10106943
MRDS IDMX00346
Alternate namesTransvaal, San Judas, El Molibdeno, La Verde, Transvaal West
RegionNA
Data scoreA
Coordinates29.87241, -109.97147
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.ROLDAN-QUINTANA, J., 1979, BRIEF SUMMARY OF THE MINERAL DEPOSITS IN THE NORTHERN PART OF THE STATE OF SONORA, MEXICO IN ANDERSON, T.H., AND ROLDAN-QUINTANA, J., (EDS.), 1979, GUIDEBOOK, FIELD TRIP 27; GEOLOGY OF NORTHERN SONORA: U.N.A.M.- UNIV. PITTSBURG, P. 69-73.CENDEJAS F., C., Y BARCENAS R., A., 1978, GEOLOGIA DE LA REGION CUPRIFERA DEL TRANSVAAL, MUNICIPIO DE CUMPAS, SONORA: PRIMERO SIMPOSIO SOBRE LA GEOLOGIA Y POTENCIAL MINERO DEL ESTADO DE SONORA, RESUMENES 1, HERMOSILLO, MEXICO, P. 27-29.SCHERKENBACH, D.A., SAWKINS, F.J., AND SEYFRIED, W.E., JR., 1985, GEOLOGIC, FLUID INCLUSION, AND GEOCHEMICAL STUDIES OF THE MINERALIZED BRECCIAS AT CUMOBABI, SONORA, MEXICO: ECONOMIC GEOLOGY, V. 80, NO. 6, P. 1566-1592.SUTULOV, A., 1983, INTERMET MOLYBDENUM YEARBOOK 1983: SANTIAGO, CHILE, INTERMET PUBLICATIONS, 297 P.SCHERKENBACH, D.A., AND SAWKINS, F.J., 1982, THE MOLYBDENUM DEPOSIT OF CUMOBABI, NORTHERN SONORA, MEXICO: GSA ABSTRACTS WITH PROGRAMS, V. 14, NO. 7, P. 609.INTERMET MOLYBDENUM YEARBOOK, 1983, P. 77.