OMPHACITE, [1], structure type - omphacite

   WWW-Mincryst References:

 Structure:A. Mottana, G. Rossi, A. Kracher, G. Kurat (1979);
* Tchermaks. Min. Petr. Mitt., 26, 187-201
 Unit cell parameters: $Na1.048 Ca0.952 Mg0.936 Fe0.159 Al0.905 Si4 O12$
 Note:Locality - manganese deposit of Praborna, St Marcel, Aosta Valley, Italy.

Authors recommend next format of references to WWW-MINCRYST -

to this Card:(WWW-MINCRYST, OMPHACITE-3330) OR
(WWW-MINCRYST, 3330);
to WWW-MINCRYST as resource:WWW-MINCRYST (2024). Crystallographic and Crystallochemical Database for minerals and their structural analogues http://database.iem.ac.ru/mincryst