@inproceedings{inproceedings77db64a5, title = {Paleo- to Mesoproterozoic crustal sources for the igneous felsic rocks of the Costa Marques region, SW Amazonian Craton, Brazil: evidence from preliminary SHRIMP U-Pb zircon ages and Hf isotopes in zircon}, author = {Bettencourt, Jorge Silva and Payolla, Bruno Leonelo and Leite Junior, Washington Barbosa and Sato, Kei and Basei, Miguel Angelo Stipp}, year = {2014}, publisher = {Instituto de Geociências - USP}, booktitle = {South American Symposium on Isotope Geology} }