Gold Deposits Related to Greenstone Belts in Brazil--Deposit Modeling Workshop : Part A--Excursions / edited by Charles H. Thorman, Eduardo A. Ladeira, and Diane C. Schnabel.
Publication Info.
[Reston, Va.] : U.S. Department of the Interior, U.S. Geological Survey, 1991.
[Washington, D.C.] : United States Government Printing Office
"Workshop: Belo Horizonte, Brazil, Dec. 1-10, 1986; sponsors: International Union of Geological Sciences (IUGS), United Nations Educational, Scientific, and Cultural Organization--Deposit Modeling Program (UNESCO)."
Also available online in PDF format from the U.S. Geological Survey Warehouse (http://pubs.er.usgs.gov/).