Citation: Iskhakova, L.D.; Gasanov, Yu.M. (1991). Double sulfates M3TR(SO4)3 (M=K, Rb) with frame-structure. Zhurnal Strukturnoi Khimii (Issue-No. from 1981), 32, pp. 110-115.
Formula: Er K3 O12 S3
Chemical name: K3 Er (S O4)3
List type: interleaving
List: 1D
Basis: (0;0;1)
Dimensionality: 1
Formula: Er2 K6 O40 S10 (Er K3 O20 S5)
Multiplicity: 1
Formula: Er2 K4 O8 S2 (Er K2 O4 S)