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Casquet, César ; Pankhurst, R.J. ; Galindo Francisco, Mª del Carmen ; Rapela, Carlos W. ; Fanning, C.M. ; Baldo, Edgardo G. ; Dahlquist, Juan A. ; González Casado, José Manuel ; Colombo, F. | Elsevier Science B.V., Amsterdam | 2008A deformed ca. 570Ma syenite–carbonatite body is reported from a Grenville-age (1.0–1.2 Ga) terrane in the Sierra de Maz, one of theWestern Sierras Pampeanas of Argentina. This is the first recognition of such a rock assemblage in the basement o[...]texto impreso
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Alasino, P.H ; Casquet, César ; Pankhurst, R.J. ; Rapela, C.W. ; Dahlquist, J.A ; Galindo Francisco, María del Carmen ; Larrovere, M.A. ; Recio, C. ; Paterson, S.R. ; Colombo, F. ; Baldo, E.G. | Geological Society of America | 2016-04We studied the petrogenesis of mafic igneous rocks in the Famatinian arc in the western Sierra Famatina (NW Argentina), an Early Ordovician middle-crustal section in the proto-Andean margin of Gondwana. Mafic rock types consist of amphibolite, m[...]texto impreso
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Colombo, F. ; Baldo, Edgardo G. ; Casquet, César ; Pankhurst, R.J. ; Galindo Francisco, Mª del Carmen ; Rapela, Carlos W. ; Dahlquist, Juan A. ; Fanning, C.M. | Elsevier Science B.V., Amsterdam | 2009Two orthogneisses have been recognized in the sierras of Espinal and Maz (Western Sierras Pampeanas, NW Argentina) that were emplaced within a Grenvillian metasedimentary sequence. Microcline, plagioclase and quartz are the main rock-forming min[...]
