The Identification and Determination of Plagioclase Felspars by the X-ray Powder Method

J. Goodyear and W. J. Duffin
Physics Department, University College, Hull.

Mineralogical Magazine; March 1954 v. 30; no. 224; p. 306-326; DOI: 10.1180/minmag.1954.030.224.03
© 1954, The Mineralogical Society
Mineralogical Society (www.minersoc.org)