Enstatite_22 Formula: Si (Mg.781 Co.132 Mn.087) O3 Name: Enstatite Unit cell: 18.246 8.839 5.196 90.0 90.0 90.0 , V=837.99 Space group: PBCA (61)
Hawthorne F C , Ito J , The Canadian Mineralogist , 15 (1977) p.321-338, Synthesis and crystal-structure refinement of transition-metal, orthopyroxenes I: Orthoenstatite and (Mg, Mn, Co) orthopyroxene