Information card for entry 2000504

Structure parameters

• Formula: K4 Nb8 O34 P4 Si
• Calculated formula: K4 Nb8 O34 P4 Si
• Title of publication: A niobium silicophosphate belonging to the niobium phosphate bronze series: K~4~Nb~8~P~4~SiO~34~
• Authors of publication: Leclaire, A.; Borel, M. M.; Chardon, J.; Grandin, A.; Raveau, B.
• Journal of publication: Acta Crystallographica Section C
• Year of publication: 1992
• Journal volume: 48
• Journal issue: 10
• Pages of publication: 1744 - 1747
• a: 10.605 ± 0.0009 Å
• b: 10.605 ± 0.0009 Å
• c: 6.4099 ± 0.0005 Å
• α: 90°
• β: 90°
• γ: 90°
• Cell volume: 720.9 ± 0.1 ų
• Number of distinct elements: 5
• Hermann-Mauguin space group symbol: P -4 m 2
• Hall space group symbol: P -4 -2
• Diffraction radiation wavelength: 0.71073 Å
• Diffraction radiation type: Mo
• Has coordinates: Yes
• Has disorder: No
• Has Fobs: No