AM_Chlorapatite_7 Formula: (Ca4.891 Th.109) P3 O12 Cl2 Name: Chlorapatite Unit cell: 9.633 9.633 6.7834 90.0 90.0 120.0 , V=545.13 Space group: P63/M (176)

Luo Y , Hughes J M , Rakovan J , Pan Y , American Mineralogist , 94 (2009) p.345-351, Site preference of U and Th in Cl, F, and Sr apatites, Locality: synthetic, Note: ThClAP