Silicic magmatism in the Paraná-Etendeka Province in Brazil: a progress report on stratigraphy, petrogenesis and eruptive styles

Valdecir A Janasi1, Liza Polo1, Letícia Freitas Guimarães1, Cristina P. De Campos1 and Evandro F de Lima2, (1)USP University of Sao Paulo, São Paulo, Brazil, (2)Universidade Federal do Rio Grande do Sul - UFRGS, Geociencias, Porto Alegre, Brazil