Pyrargyrite Harker D Journal of Chemical Physics 4 (1936) 381-390 The application of the three-dimensional patterson method and the crystal structures of proustite, Ag3 As S3, and pyrargyrite, Ag3 SbS3 _cod_database_code 1011162 _database_code_amcsd 0018041 11.04 11.04 8.71 90 90 120 R3c atom x y z Sb1 0 0 0 Ag1 .25 .305 .210 S1 .22 .105 .355