François SOUBIÈS, Moussa BOUNAKHLA REE minerals in Catalão II, Goias, Brasil ................................– Intruded into volcanites (sills, stocks and complex networks). 3 – Subvolcanic intrusions (sills, dikes...at this domain, the magmatic rocks occur as a complex – multistage intrusions, characterized by a porphyritic...paleocalderas can be recognized, which functioned as complex volcanoes, probably true supervolcanoes, whose...mining fields Popa-Stănija and Baba-Băbuţa, two complex anomalous magnetic areas occur (a central maximum |