Porongos Metamorphic Complex
Mostrando 1-2 de 2 artigos, teses e dissertações.
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1. Geocronologia U-Pb em Zircão Detrítico aplicada ao estudo de proveniência de metassedimentos do Complexo Metamórfico Porongos ¿ Região de Santana da Boa Vista, RS
Provenance studies based upon detritic zircon grain U-Th-Pb methodology (LA-ICP-MS) from metasediments of Porongos Metamorphic Complex have determined the existence of two principal source-areas with paleoproterozoic and mesoproterozoic ages to the schists of Arroio Areião, Cerro Cambará and associated quartz mylonites. Where obtained ages between 967 ± 1
IBICT - Instituto Brasileiro de Informação em Ciência e Tecnologia. Publicado em: 2010
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2. Geoquímica e isótopos de Nd de rochas metavulcânicas da antiforme Capané, complexo metamórfico Porongos, RS
The Capané Antiform, located in the northern part of the Neoproterozoic Porongos Metamorphic Complex (RS), is composed of a supracrustal sequence metamorphosed under greenschist (eastern flank) to amphibolite (western flank) facies. Four groups of rocks were recognized. Groups 1 and 2 are constituted of felsic and mafic rocks from the central and western pa
Publicado em: 2010