gsminmag Mineralogical Magazine Mineralogical Magazine 0026-461X Mineralogical Society 10.1180/minmag.1938.025.160.09 On Scawtite Pseudomorphs after Spurrite at Scawt Hill, Co. Antrim Tilley C. E. Ph.D., B.Sc. Department of Mineralogy and Petrology, University of Cambridge 3 1938 25 160 38 40 Copyright © 1938, The Mineralogical Society 1938