gsminmag Mineralogical Magazine Mineralogical Magazine 0026-461X Mineralogical Society 10.1180/minmag.1968.036.281.06 On the Composition of Natural Delafossite Hey M. H. Department of Mineralogy, British Museum (Natural History), London, S.W. 7 3 1968 36 281 651 653 15 8 1967 Copyright © 1968, The Mineralogical Society 1968 Summary

Two new microanalyses of delafossite from Nizhnii Tagil (the type locality) and Kimberly, Nevada, confirm the accepted formula CuFeO2.