Mordenite, Ptilolite, Flokite, and Arduinite

R. J. Davis

Dept. of Mineralogy, British Museum.

Mineralogical Magazine; June 1958 v. 31; no. 241; p. 887-888; DOI: 10.1180/minmag.1958.031.241.10
© 1958, The Mineralogical Society
Mineralogical Society (www.minersoc.org)