Mine detail: Pilares

Previously called 'Mina Pilares'

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Location

Lat / long: 30.33629, -109.63397

Resource(M)

Primary: Copper
Secondary: Gold, Silver
Tertiary: Lead, Tungsten, Zinc
Ore: Chalcocite, Chalcopyrite, Galena, Pyrite, Scheelite, Specularite, Sphalerite, Tetrahedrite
Gangue: Chlorite, Quartz, Sericite
Orebody form: COLLAPSE BRECCIA

Production

Operation type: Unknown
Production size: Small
Development status: Producer

Geology

Host type:Latite,Andesite
Structure:Nw-Se Structural Trend
Alteration processes:Silicification, Sericitization, Chloritization, Pyritization

References

MRDSMX00027
DEP10048857
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:: MARAVILLA S., S., 1978, MINAS EN PRODUCCION, MINAS EN PREPARACION Y DEPOSITOS CON RESERVAS MAS O MENOS CONOCIDAS EN EL ESTADO DE SONORA IN NAJERA-GARZA, J., AND ORTLIEB, L., (EDS.), 1978, PRIMERO SYMPOSIO SOBRE LA GEOLOGIA Y POTENCIAL MINERO DEL ESTADO DE SONORA; RESUMENES: HERMOSILLO, MEXICO, U.N.A.M., P. 85-87.}{Deposit:: MINING MAGAZINE, V. 156, NO. 5, P. 370.}{Deposit:: THOMS, J.A., 1978, TEXTURAL VARIATIONS AND MINERAL ZONING OF THE PILARES BRECCIA PIPE, NACOZARI MINING DISTRICT, SONORA, MEXICO: ARIZONA GEOLOGICAL SOCIETY DIGEST, V. 11, P. 143.}{Deposit:: TENNEY, J.B., 1935, THE PILARES MINE, LOS PILARES DE NACOZARI, SONORA, MEXICO IN COPPER RESOURCES OF THE WORLD: INTERNATIONAL GEOLOGICAL CONGRESS, 16TH, WASHINGTON, D.C., P. 419-424.}{Deposit:: LIVINGSTON, D.C., 1912, MINING METHODS AT NACOZARI, SONORA, MEXICO: AIME TRANS. V. 43, P. 662-669.}{Deposit:: COX, D.P., AND SINGER, D.A., 1986, MINERAL DEPOSIT MODELS: USGS BULLETIN 1693, 379 P.}{Production:: PEREZ SEQURA, 1985; MINING MAGAZINE, 1987; TENNEY, 1935.}
ReporterStaude, John-Mark G. (Page, Norman J.), Leonard, Kenneth R.