Cr1.3 Cu1.1 S3.9 Sn0.7 Danot M, Colombet P, Tremblet M, Soubeyroux J Materials Research Bulletin 20 (1985) 463-468 Crystal Structure of a Metal Excess Spinel: Cu1.10 Cr1.30 Sn0.70 S3.90 _cod_database_code 1008302 _database_code_amcsd 0016224 10.101 10.101 10.101 90 90 90 Fd3m atom x y z occ Cu1 0 0 0 .95 Cu2 .125 .125 .125 .075 Cr1 .625 .625 .625 .65 Sn1 .625 .625 .625 .35 S1 .384 .384 .384 .975