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Figure 1
The principal building units, LaO9 polyhedra and SO4 tetrahedra, in the crystal structure of (NH4)[La(SO4)2(H2O)], showing the atom-labelling scheme. Displacement ellipsoids are drawn at the 50% probability level. [Symmetry codes: (i) 1 − x, − ![]() ![]() ![]() ![]() ![]() ![]() |