Sn-polymetallic deposits from Rondônia Tin province and Itu rapakivi province, Brazil: fluid inclusions and stable-isotope constraints - Bettencourt, Jorge Silva; Leite Junior, Washington Barbosa; Goraieb, Claudio Luiz; Sparrenberger, Irena; Bello, Rosa Maria da Silveira; Payolla, Bruno Leonelo (South American Symposium on Isotope Geology, 2003)