Information card for entry 7064109

Structure parameters

• Common name: silicate-germanate
• Chemical name: potassium lithium niobium silicate-germanate
• Formula: Ge1.6 K Li1.8 Nb1.04 O12 Si2.4
• Calculated formula: Ge1.6 K Li1.8 Nb1.04 O12 Si2.4
• Title of publication: First hydrothermally synthesized polar lithium niobium 1M mica germanate–silicate KNb (Li0.9Nb0.02□ 0.08)2[(Ge0.4Si0.6)4O10]O2 with disorder and isomorphism, and topology symmetry analysis of the polytype family
• Authors of publication: Belokoneva, Elena L.; van Dinteren-Tovstopyat, Sofiya V.; Volkov, Anatoly S.; Dimitrova, Olga V.; Vigasina, Marina F.; Stefanovich, Sergey Yu.; Simonov, Sergey V.; Ksenofontov, Dmitry A.
• Journal of publication: New Journal of Chemistry
• Year of publication: 2025
• Journal volume: 49
• Journal issue: 46
• Pages of publication: 19955 - 19962
• a: 5.3102 ± 0.0004 Å
• b: 9.1761 ± 0.0006 Å
• c: 10.1904 ± 0.0006 Å
• α: 90°
• β: 99.852 ± 0.006°
• γ: 90°
• Cell volume: 489.22 ± 0.06 ų
• Cell temperature: 293 ± 2 K
• Ambient diffraction temperature: 293 ± 2 K
• Number of distinct elements: 6
• Space group number: 5
• Hermann-Mauguin space group symbol: C 1 2 1
• Hall space group symbol: C 2y
• Residual factor for all reflections: 0.061
• Residual factor for significantly intense reflections: 0.0519
• Weighted residual factors for significantly intense reflections: 0.1026
• Weighted residual factors for all reflections included in the refinement: 0.1069
• Goodness-of-fit parameter for all reflections included in the refinement: 1.031
• Diffraction radiation wavelength: 0.71073 Å
• Diffraction radiation type: MoKα
• Has coordinates: Yes
• Has disorder: No
• Has Fobs: No