AM_Chondrodite_12 Formula: Mg5 Si2 O8.9 F1.1 D.9 Name: Chondrodite Unit cell: 4.7179 10.2247 7.829 109.01 90.0 90.0 , V=357.07 Space group: P21/B11 (14)

Friedrich A , Lager G A , Ulmer P , Kunz M , Marshall W G , American Mineralogist , 87 (2002) p.931-939, High-pressure single-crystal X-ray and powder neutron study of, F,OH/OD-chondrodite: Compressibility, structure, and hydrogen bonding, Sample: P = 1.26 GPa, Neutron