Chlorapatite Hendricks S, Jefferson M, Mosley V Zeitschrift fur Kristallographie 81 (1932) 352-369 The Crystal Structures of Some Natural and Synthetic Apatite-Like Substances _cod_database_code 1010916 _database_code_amcsd 0017642 9.52 9.52 6.85 90 90 120 P6_3/m atom x y z Ca1 1/3 2/3 0 Ca2 .25 0 .25 P1 .417 .361 .25 O1 1/3 .5 .25 O2 .6 .467 .25 O3 1/3 .25 .064 Cl1 0 0 0