 | | Journal (article/letter/editorial) | | UNIVERSIDAD NACIONAL DE JUJUY-CONICET, AVDA. BOLIVIA 1661, SAN SALVADOR DE JUJUY, ARGENTINA 2 GEOFORSCHUNGSZENTRUM-POTSDAM...pre-Upper Miocene volcanism in the northern Puna of Argentina (22°Sâ24°S). Two phases of volcanism produced...Miocene magmatism in the northern Puna region of Argentina (22â24¡5°S). This period coincides with important...REGIONAL GEOLOGY The northern Puna region of Argentina (22â24¡5°S) is structurally separated from the...volcanism Cenozoic volcanic rocks in the Puna province (22â28°S) and southern Bolivia occur across a |  | Harris, Stephen J., Graham, Ian T., Lay, Angela, Powell, William, Belousova, Elena, Zappettini, Eduardo (2017) Trace Element Geochemistry and Metasomatic Origin of Alluvial Sapphires From the Orosmayo Region, Jujuy Province, Northwest Argentina. The Canadian Mineralogist, 55 (4) 595-617 doi:10.3749/canmin.1700015 | Journal (article/letter/editorial) | | SAPPHIRES FROM THE OROSMAYO REGION, JUJUY PROVINCE, NORTHWEST ARGENTINA STEPHEN J. HARRIS, IAN T. GRAHAM§...Core to Crust Fluid Systems (CCFS) and GEMOC, Department of Earth and Planetary Sciences, Macquarie University...Geological-Mining Survey (SEGEMAR), Buenos Aires, Argentina ABSTRACT This study primarily sought to investigate...sapphires from the Orosmayo region, Jujuy Province, northwest Argentina. In situ laser ablation inductively...(~150â100 Ma) as part of alkaline magmatism within NW Argentina; (2) their incorporation as xenocrysts within |  | | Journal (article/letter/editorial) | | vein-type mineralization at the Pirquitas deposit, NW Argentina: Fluid inclusion and noble gas isotopic constraints...Pirquitas Sn-Ag-(Zn) deposit in northwestern Argentina is thought to be an analogue to the Miocene polymetallic...mineralization although no intrusive rocks are exposed in the mine region. Taking the noble gas evidence for a magmatic...in northwestern Argentina near the Bolivian border (Fig. 1). Prospecting for placer gold in the area of...2017, the Pirquitas mine became the most important Sn-Agâ (Zn) producer in Argentina (Board, 2011). The |  | | Journal (article/letter/editorial) | | Universidad Nacional de Jujuy, Casilla de Correo 258, S.S. de Jujuy, 4600, Argentina b Department of Geological...Nacional de Salta, Buenos Aires 177, Salta, 4000, Argentina Published online: 06 Jul 2010. To cite this article:...Investigaciones Cientfficas y Tecnicas (CONICET, Argentina) grants (PID 3-1178000/88) and U.S. National Science...Universidad Nacional de Jujuy, Casilla de Correo 258, (4600) S.S. de Jujuy, Argentina. department of Geological...Nacional de Salta, Buenos Aires 177, (4000) Salta, Argentina. 677 International Geology Review, 1993, 35, No |  | | Journal (article/letter/editorial) | | Ag-Zn-Pb-Sn-RICH CORTADERAS ZONE, PIRQUITAS MINE, ARGENTINA EVAN T. SLATER§, ANDREW M. MCDONALD, AND ...Ag-Zn-Sn-rich Cortaderas Zone (CZ) at the Pirquitas mine, Jujuy, Argentina, were studied using optical petrographic...Pirquitas mine, which is known to host signiďŹcant Ag-Zn-Sn-Pb § mineralization, is located in Jujuy, Argentina...Geobiblioteket user 118 THE CANADIAN MINERALOGIST mine (e.g., Malvicini 1978, Idoyaga 1995, Desanois et...presently, Ag and Zn are being produced at the Pirquitas mine by SSR Mining using open-pit methods. A sulďŹde-rich |  | | Report (issue) | | CHAPTER 1: INTRODUCTION Kurt Kyser Department of Geological Sciences and Geological Engineering, Queenâs...engineered. Once an ore deposit is discovered, a mine is developed and U extracted by a variety of mining...Mesoproterozoic (1590 Ma) Olympic Dam iron oxideâcopperâgold (IOCG) deposit, the world's largest deposit at about...low as 0.008% U when produced as a by-product of gold mining at the Witwatersrand AuâU deposits in South...or as by-product from the treatment of gold, such as the gold-bearing ores of South Africa. Australia |
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