Information card for entry 2021990

Structure parameters

• Common name: Potassium manganese pyrophosphate hydrate
• Chemical name: Dipotassium trimanganese dipyrophosphate dihydrate
• Formula: H4 K2 Mn3 O16 P4
• Calculated formula: H4 K2 Mn3 O16 P4
• Title of publication: Novel K/Mn phosphate hydrates, K~2~Mn~3~(H~2~O)~2~[P~2~O~7~]~2~ and KMn(H~2~O)~2~[Al~2~(PO~4~)~3~]: hydrothermal synthesis and crystal chemistry
• Authors of publication: Kiriukhina, Galina V.; Yakubovich, Olga V.; Shvanskaya, Larisa V.; Kochetkova, Ekaterina M.; Dimitrova, Olga V.; Volkov, Anatoliy S.; Simonov, Sergey V.
• Journal of publication: Acta Crystallographica Section C
• Year of publication: 2020
• Journal volume: 76
• Journal issue: 3
• a: 9.1944 ± 0.0001 Å
• b: 8.3134 ± 0.0001 Å
• c: 9.3798 ± 0.0002 Å
• α: 90°
• β: 98.924 ± 0.001°
• γ: 90°
• Cell volume: 708.282 ± 0.019 ų
• Cell temperature: 293 ± 2 K
• Ambient diffraction temperature: 293 ± 2 K
• Number of distinct elements: 5
• Space group number: 14
• Hermann-Mauguin space group symbol: P 1 21/c 1
• Hall space group symbol: -P 2ybc
• Residual factor for all reflections: 0.0271
• Residual factor for significantly intense reflections: 0.0233
• Weighted residual factors for significantly intense reflections: 0.0497
• Weighted residual factors for all reflections included in the refinement: 0.0511
• Goodness-of-fit parameter for all reflections included in the refinement: 1.075
• Diffraction radiation wavelength: 0.71073 Å
• Diffraction radiation type: MoKα
• Has coordinates: Yes
• Has disorder: No
• Has Fobs: Yes