AM_Pargasite_29
Formula: O24 Si5.92 Al2.48 Fe1.06 Ti.7 Mg3.2 Ca3.44 Na1.4 K.47 H2
Name: Pargasite
Unit cell: 9.871 18.028 5.307 90.0 105.24 90.0 , V=911.19
Space group: C12/M1 (12)

Oberti R , Vannucci R , Zanetti A , Tiepolo M , Brumm R C , American Mineralogist , 85 (2000) p.407-419, A Crystal Chemical re-evaluation of amphibole/melt and amphibole/clinopyroxene, DTi values in petrogenetic studies, SAMPLE 16