Mexias, André S Geochemical modeling of gold precipitation conditions in the Bloco do Butiá Mine, Lavras do Sul/Brazil. [electronic resource] - Anais da Academia Brasileira de Ciencias Dec 2005 - 717-28 p. digital Publication Type: Journal Article ISSN: 0001-3765 Standard No.: 10.1590/s0001-37652005000400010 doi