gsminmag Mineralogical Magazine Mineralogical Magazine 0026-461X Mineralogical Society 10.1180/minmag.1969.037.285.17 Short Communications Sinhalite and Serendibite from Tanzania Bowden P. Department of Geology University of St. Andrews Fife, Scotland Von Knorring O. Department of Earth Sciences University of Leeds England Bartholemew R. W. Geology Department Johannesburg Consolidated Investment Co. Ltd. Consolidated Building Johannesburg, South Africa 3 1969 37 285 145 147 9 7 1968 Copyright © 1969, The Mineralogical Society 1969