The San José silver-tin deposit, Oruro, is located in the Cordillera Oriental, which contains most of the metalliferous mineralizations of Bolivia and is related to a quartz-latite dome of Miocene age. The mineral paragenesis encountered in this study is composed of cassiterite, stannite, miargyrite, pyrargyrite, andorite and Bi-rich andorite, jamesonite, pavonite/benjaminite, boulangerite, owyheeite, ramdohrite and Bi-rich ramdohrite, bismuthinite, besides pyrite, chalcopyrite, Ag-rich tetrahedrite, galena and sphalerite, all of which are analyzed by electron microprobe analysis. With semi-quantitative SEM/EDS and XRD analyses, rhodostannite and kësterite/ferrokësterite were found in association with andorite, and chalcostibite was determined by XRD, in association with zinkenite, tetrahedrite and pyrite. © 2007 Elsevier Ltd. All rights reserved.
Documento: | Artículo |
Título: | Metalliferous paragenesis of the San José mine, Oruro, Bolivia |
Autor: | Keutsch, F.; Brodtkorb, M.K.d. |
Filiación: | University of Wisconsin-Madison, Department of Chemistry, 1101 University Avenue, Madison, WI 53706, United States University of Buenos Aires, Ciudad Universitaria, Pabellon 2, Paso 258 9A, 1428 Buenos Aires, Argentina |
Palabras clave: | Bolivia-mineral paragenesis; Oruro; San José mine; mineralization; Miocene; ore deposit; paragenesis; silver; tin; Bolivia; Oruro [Bolivia]; South America |
Año: | 2008 |
Volumen: | 25 |
Número: | 4 |
Página de inicio: | 485 |
Página de fin: | 491 |
DOI: | http://dx.doi.org/10.1016/j.jsames.2007.12.003 |
Título revista: | Journal of South American Earth Sciences |
Título revista abreviado: | J. South Am. Earth Sci. |
ISSN: | 08959811 |
Registro: | https://bibliotecadigital.exactas.uba.ar/collection/paper/document/paper_08959811_v25_n4_p485_Keutsch |