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Mauricio Calderón ; C. Mark Fanning ; Stefan Kraus ; Robert J Pankhurst ;Andean Geology 2010, 37 2

Autor: Francisco Hervé

Fuente: http://www.redalyc.org/


Introducción



Andean Geology ISSN: 0718-7092 revgeologica@sernageomin.cl Servicio Nacional de Geología y Minería Chile Hervé, Francisco; Calderón, Mauricio; Fanning, C.
Mark; Kraus, Stefan; Pankhurst, Robert J SHRIMP chronology of the Magallanes Basin basement, Tierra del Fuego: Cambrian plutonism and Permian high-grade metamorphism Andean Geology, vol.
37, núm.
2, julio, 2010, pp.
253-275 Servicio Nacional de Geología y Minería Santiago, Chile Available in: http:--www.redalyc.org-articulo.oa?id=173916371001 How to cite Complete issue More information about this article Journals homepage in redalyc.org Scientific Information System Network of Scientific Journals from Latin America, the Caribbean, Spain and Portugal Non-profit academic project, developed under the open access initiative Andean Geology Andean Geology 37 (2): 253-275.
July.
2010 formerly Revista Geológica de Chile www.scielo.cl-andgeol.htm SHRIMP chronology of the MagaUanes Basin basement, Tierra del Fuego: Cambrian plutonism and Permian high-grade metamorphism Francisco Dervé, Mauricio Calderón, C.
Mnrk Fanning, Stefan Kraus, Robert J.
Pankburst 1 Departamento de Geología, Universidad de Chile, Casilla 13518, Correo 21, Santiago, Chile. fherve@Cec.uchiJe.cl; caldera@esfera.cI 1 Research SchoololEarth Sciences, Austra-ian National University, Milis Road, Canberra, ACT 0200, Australia. j Mark.Fanning@anu.edu.au Instituto .Antártico Chileno, Plaza Muñoz Gamero 1055, Punta Anmas, Chile. skraus@inach.cI 1 NERC [sotape Geosciences Laboratory, Kingsley DuMam Centre.
Keyworth, Nottingham NG12 500.
United Kingdom. rjpt@nigl.nen:.ac.uk ABSTRACT.
Five new SHRIMP U-Pb zircou ages are reported for gneisses and foliated plutonic rocks belooging to tbe Tierra del Fuegn igneous and metamotphic basemen! complex (TFIMC), obtained from tbe bo!tom ofborehole cores tbrough tbe Magallanes Basin.
Three oftbe saroples yielded weighted mean --Pbl-U ages (523±7 Ma, 522±6 Ma and 538±6 Ma), intetpre...





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