gsminmag Mineralogical Magazine Mineralogical Magazine 0026-461X Mineralogical Society 10.1180/minmag.1988.052.366.11 Short Communications Lead-Antimony Mineralization at Bwlch Mine, Deganwy, Wales Bevins Richard E. Dept. of Geology, National Museum of Wales, Cardiff CF1 3NP Alderton David H. M. Dept. of Geology, Royal Holloway and Bedford New College, Egham, Surrey, TW20 0EX Horák Jana M. Dept. of Geology, National Museum of Wales, Cardiff CF1 3NP 6 1988 52 366 391 394 13 5 1987 14 7 1987 Copyright © 1988, The Mineralogical Society 1988 lead-antimony mineralization stibnite semseyite zinckenite jamesonite plagionite robinsonite boulangerite Bwlch Mine Deganwy Wales