The Composition of Francolite

E. B. Sandell, M. H. Hey and Duncan McConnell
Department of Analytical Chemistry, University of Minnesota, Minneapolis, Minnesota
Assistant-Keeper, Department of Mineralogy, British Museum, London
Department of Geology, University of Texas, Austin, Texas

Mineralogical Magazine; September 1939 v. 25; no. 166; p. 395-401; DOI: 10.1180/minmag.1939.025.166.03
© 1939, The Mineralogical Society
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