Information card for entry 1001302

Structure parameters

• Chemical name: Hexapotassium hexaniobium tetragermanium oxide
• Formula: Ge4 K6 Nb6 O26
• Calculated formula: Ge4 K6 Nb6 O26
• Title of publication: Etude du comportement du germanium dans les structures a tunnels de section pentagonale: Les silicogermanates K~6~ Nb~6~ Ge~x~ Si~4-x~ O~26~
• Authors of publication: Choisnet, J; Nguyen, N; Raveau, B
• Journal of publication: Revue de Chimie Minerale
• Year of publication: 1977
• Journal volume: 14
• Pages of publication: 311 - 317
• a: 9.188 Å
• b: 9.188 Å
• c: 8.123 Å
• α: 90°
• β: 90°
• γ: 120°
• Cell volume: 593.9 ų
• Number of distinct elements: 4
• Space group number: 189
• Hermann-Mauguin space group symbol: P -6 2 m
• Hall space group symbol: P -6 -2
• Residual factor for all reflections: 0.088
• Has coordinates: Yes
• Has disorder: No
• Has Fobs: No