Information card for entry 9008414

Structure parameters

• Mineral name: Vinogradovite
• Formula: Al0.15 Be0.1 H3 Na1.27 Nb0.07 O7.223 Si1.75 Ti0.93
• Calculated formula: Al0.15 Be0.1 H1.446 Na1.27 Nb0.07 O7.223 Si1.75 Ti0.93
• Title of publication: Refinement of the vinogradovite structure, positioning of Be and excess Na Note: T = 295 K
• Authors of publication: Kalsbeek, N.; Ronsbo, J. G.
• Journal of publication: Zeitschrift fur Kristallographie
• Year of publication: 1992
• Journal volume: 200
• Pages of publication: 237 - 245
• a: 24.5 Å
• b: 8.662 Å
• c: 5.211 Å
• α: 90°
• β: 100.13°
• γ: 90°
• Cell volume: 1088.63 ų
• Ambient diffraction temperature: 295 K
• Number of distinct elements: 8
• Space group number: 15
• Hermann-Mauguin space group symbol: C 1 2/c 1
• Hall space group symbol: -C 2yc
• Has coordinates: Yes
• Has disorder: No
• Has Fobs: No