Unidade Santo Aleixo
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1. Características de campo, petrografia e litogeoquímica da Unidade Santo Aleixo em sua localidade-tipo / Field geology, petrography and lithogeochemistry of Santo Aleixo Unit in its type location
The Santo Aleixo Unit in its type-location is represented by homogenous gneiss and subordinated banded and inclused mafic-felsic-rich gneisses, all rocks separated by gradational contacts. Leucogranitic gneiss, migmatites, late-tectonic granite stocks and diabase dikes also occur in the studied area. The gneissic foliation dips to SE or NW with low to medium
Publicado em: 2008