gsminmag Mineralogical Magazine Mineralogical Magazine 0026-461X Mineralogical Society 10.1180/minmag.1998.62A.3.210 Diverse Origins of Pyrites in Palaeoproterozoic Uraniferous Quartz-Pebble Conglomerates, Elliot Lake, Canada: Evidence from Laser-Microprobe Sulphur Isotope Analyses Yamaguchi K. E. Ono S. Ohmoto H. Department of Geosciences, The Pennsylvania State University, University Park, PA 16802, USA 1998 62A 3 1673 1674 Copyright © 1998, The Mineralogical Society 1998