On Crystals of Albite from Alp Rischuna, and Pericline Twins from La Fibbia, Switzerland

W. J. Lewis

Professor of Mineralogy in the University of Cambridge.

Mineralogical Magazine; September 1915 v. 17; no. 81; p. 178-188; DOI: 10.1180/minmag.1915.017.81.04
© 1915, The Mineralogical Society
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