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| Figure 2 Arrangement of [MO6] octahedra and [PO4] tetrahedra forming cavities around the K+ cations (70% probability displacement ellipsoids). [M1O6] octahedra are light brown, [M2O6] octahedra are dark red, and [PO4] tetrahedra are purple. |
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| Figure 2 Arrangement of [MO6] octahedra and [PO4] tetrahedra forming cavities around the K+ cations (70% probability displacement ellipsoids). [M1O6] octahedra are light brown, [M2O6] octahedra are dark red, and [PO4] tetrahedra are purple. |