Covellite Fjellvag H, Gronvold F, Stolen S, Andresen A F, Mueller-Kaefer R, Simon A Zeitschrift fur Kristallographie 184 (1988) 111-121 Low-temperature structural distortion in CuS Locality: synthetic Sample: T = 55 K Note: Cell parameters estimated from Figure 1 _database_code_amcsd 0010980 3.782 3.782 16.29 90 90 120 P6_3/mmc atom x y z Cu1 1/3 2/3 .75 Cu2 1/3 2/3 .1068 S1 1/3 2/3 .25 S2 0 0 .0624