Dana Tectosilicate Classification<br><small>Si Tetrahedral Frameworks</small>

Dana Tectosilicate Classification
Si Tetrahedral Frameworks
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Minerals Arranged by the New Dana Classification

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. Follow this link for a short discussion on the Dana Classification Number.

Note: Space Group in Red   Point Group in Green.
* - Not IMA Approved.

! - Dana Number Added or Changed.

? - IMA Discredited Mineral Name.

Dana Tectosilicate Classification
Si Tetrahedral Frameworks

75.00.00 Silica Group

75.00.00.00 Lechatelierite* SiO2 None

75.00.00 Silicate, Unclassified

75.00.00.00 Florkeite (K3Ca2Na)[Al8Si8O32]•12H2O P1 1

75.00.00 Zeolite

75.00.00.00 Alflarsenite NaCa2Be3Si4O13(OH)•2H2O P 21 2