Cr2S3 Jellinek F Acta Crystallographica 10 (1957) 620-628 The structures of the chromium sulphides _database_code_amcsd 0009200 5.937 5.937 16.698 90 90 120 R-3 atom x y z Cr1 0 0 .5 Cr2 0 0 0 Cr3 0 0 .3333 S .3333 0 .25