Rhodochrosite Wyckoff R American Journal of Science 50 (1920) 317-360 The crystal structures of some carbonates of the calcite group _cod_database_code 1011228 _database_code_amcsd 0018095 5.84 5.84 5.84 47.77 47.77 47.77 R3c atom x y z Mn1 .25 .25 .25 C1 0 0 0 O1 .27 -.27 0