Information card for entry 9013438

Structure parameters

• Mineral name: Heklaite
• Formula: F6 K Na Si
• Calculated formula: F6 K Na Si
• SMILES: [K+].[Na+].[F-][Si](F)(F)(F)(F)[F-]
• Title of publication: Crystal structure of KNaSiF_6_
• Authors of publication: Fischer, J.; Kramer, V.
• Journal of publication: Materials Research Bulletin
• Year of publication: 1991
• Journal volume: 26
• Pages of publication: 925 - 930
• a: 9.3246 Å
• b: 5.4992 Å
• c: 9.7892 Å
• α: 90°
• β: 90°
• γ: 90°
• Cell volume: 501.969 ų
• Number of distinct elements: 4
• Space group number: 62
• Hermann-Mauguin space group symbol: P n m a
• Hall space group symbol: -P 2ac 2n
• Has coordinates: Yes
• Has disorder: No
• Has Fobs: No