A Contribution to the Study of Moonstone from Ceylon and Other Areas and of the Stability-Relations of the Alkali-Felspars

Edmondson Spencer

Mineralogical Magazine; September 1930 v. 22; no. 130; p. 291-367; DOI: 10.1180/minmag.1930.22.130.01
© 1930, The Mineralogical Society
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