AM_Apatite-(CaF)_22
Formula: Ca5 P3 O12 F
Name: Apatite-(CaF)
Unit cell: 9.375 9.375 6.887 90.0 90.0 120.0 , V=524.21
Space group: P63/M (176)

Comodi P , Liu Y , Zanazzi P F , Montagnoli M , Physics and Chemistry of Minerals , 28 (2001) p.219-224, Structural and vibrational behaviour of fluorapatite with pressure., Part 1: in situ single-crystal X-ray diffraction investigation, Sample: P = .0001 GPa