Figure 8
The thickness TLn3+ (Å) of the layer Ln3+S6 and Y3+S6 with the trivalent cation TLn3+/TY3+ in the α-NaFeO2 structural type of selected group 1 and thallium(I) (Duczmal & Pawlak, 1994) rare-earth sulfides. The structures are referenced in Table S8
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