AgCl Hull S, Keen D A Physical Review B59 (1999) 750-761 Pressure-induced phase transitions in AgCl, AgBr, and AgI Sample: P = 16.1 GPa, Phase III _database_code_amcsd 0015212 3.320 9.835 4.108 90 90 90 Cmcm atom x y z Biso Ag 0 .398 .25 3.8 Cl 0 .141 .25 2.5