Cuprostibite Elander M, Haegg G, Westgren A Arkiv for Kemi, Mineralogi och Geologi B12 (1935) 1-6 The crystal structure of Cu2Sb and Fe2As Locality: synthetic _database_code_amcsd 0016974 3.992 3.992 6.091 90 90 90 P4/nmm atom x y z Cu1 0 0 0 Cu2 0 .5 .27 Sb1 0 .5 -.3