AM_Tm2S3 Formula: Tm2 S3 Name: Tm2S3 Unit cell: 6.768 6.768 18.236 90.0 90.0 120.0 , V=723.40 Space group: R-3C (167)

Range K J , Drexler H , Gietl A , Klement U , Lange K G , Acta Crystallographica, Section C , 46 (1990) p.487-488, Tm2S3-V, a corundum-type modification of thulium sesquisulfide