AM_Pargasite_22
Formula: O23.96 F.04 Si6 Al2.55 Fe1.8 Ti.65 Mg2.36 Ca3.28 Na1.36 K.45 H2
Name: Pargasite
Unit cell: 9.873 18.06 5.315 90.0 105.17 90.0 , V=914.67
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 9