AM_Pargasite_7
Formula:
(Si5.96 Al2.04) Mg3.83 Fe1.31 Ca1.86 Na2.28 O24 H2
Name:
Pargasite
Unit cell:
9.834 18.01 5.297 90.0 105.04 90.0 , V=906.02
Space group:
C12/M1 (12)
Makino K , Tomita K , American Mineralogist , 74 (1989) p.1097-1105, Cation distribution in the octahedral sites of hornblendes, sample P-P from Parau Island