AM_Apatite-(CaF) Formula: Ca5 P3 O12 F Name: Apatite-(CaF) Unit cell: 9.3973 9.3973 6.8782 90.0 90.0 120.0 , V=526.03 Space group: P63/M (176)

Hughes J M , Cameron M , Crowley K D , American Mineralogist , 74 (1989) p.870-876, Structural variations in natural F, OH, and Cl apatites, Locality: Durango Mexico