This arrangement of mineral species is based on Dana's New Mineralogy by Richard
V. Gaines, H. Catherine Skinner, Eugene E. Foord, Brian Mason, and Abraham Rosenzweig,
with sections by Vandall T. King, Illustrations by Eric Dowty, (ISBN: 047119310-0)
Copyright © 1997, John Wiley & Sons, Inc.".
This material is used by permission of John Wiley & Sons, Inc.
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76.01.08 Hexagonal Feldspars (High Pressure)
76.01.08.01 Kokchetavite! KAlSi3O8 P 6/mmm(?) 6/m 2/m 2/m
76.01.08.02 Kumdykolite NaAlSi3O8 P 2nn or Pmnn Ortho