Magnesiochloritoid_1 Formula: Al2 (Mg.65 Fe.35) Si (O7 H2) Name: Magnesiochloritoid Unit cell: 9.515 5.516 18.3 90.0 101.3 90.0 , V=941.85 Space group: C12/C1 (15)
Ivaldi G , Catti M , Ferraris G , American Mineralogist , 73 (1988) p.358-364, Crystal structure at 25 and 700 C of magnesiochloritoid from a high-pressure, assemblage (Monte Rosa), Sample at 700 C