Summary: The muscovites are 2M1 polymorph type; minimum temperature of crystallization of 435 °C is obtained from the molecular percentage of paragonite in muscovite.
Mineralogical Magazine; March 1969 v. 37; no. 285; p. 140-143; DOI: 10.1180/minmag.1969.037.285.15
© 1969, The Mineralogical Society
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