AM_Katoite_7
Formula: Ca3 Al2 Si3 (O12 H12)
Name: Katoite
Unit cell: 12.4286 12.4286 12.4286 90.0 90.0 90.0 , V=1919.85
Space group: IA-3D (230)

Lager G A , Downs R T , Origlieri M J , Garoutte R , American Mineralogist , 87 (2002) p.642-647, High-pressure single-crystal X-ray diffraction study of katoite hydrogarnet:, Evidence for a phase transition from Ia-3d - I-43d symmetry at 5 GPa, Sample: P = 2.15 GPa