AM_Enstatite_23 Formula: Mg.874 Al.23 Si.875 O3 Name: Enstatite Unit cell: 18.1876 8.7352 5.1789 90.0 90.0 90.0 , V=822.78 Space group: PBCA (61)

Smyth J R , Mierdel K , Keppler H , Langenhorst F , Dubrovinsky L , Nestola F , American Mineralogist , 92 (2007) p.973-976, Crystal chemistry of hydration in aluminous orthopyroxene, Locality: synthetic