Wuyanzhiite Zimmer D, Ruiz-Fuertes J, Bayarjargal L, Haussuhl E, Winkler B, Zhang J, Jin C Q, Milman V, Alig E, Fink L Physical Review B96 (2017) 054108 Phase transition of tetragonal copper sulfide Cu2S at low temperatures Locality: synthetic _database_code_amcsd 0021058 4.003 4.003 11.267 90 90 90 P4_32_12 atom x y z Uiso Cu .3541 .0038 .1672 .04 S .0091 .0091 0 .02