gsminmag Mineralogical Magazine Mineralogical Magazine 0026-461X Mineralogical Society 10.1180/minmag.1986.050.356.20 Short Communications Copper-Tin Sulphides in the System Cu-Sn-S Wu Daqing Institute of Geochemistry, Academia Sinica, Guiyang, Guizhou, People's Republic of China Knowles Charles R. Idaho Geological Survey, Moscow, Idaho 83843 USA Chang Lure L. Y. Department of Geology, University of Maryland, College Park, Maryland 20742 USA 6 1986 50 356 323 325 28 10 1985 30 12 1985 Copyright © 1986, The Mineralogical Society 1986 copper tin sulphides system Cu-Sn-S phase relations