Information card for entry 9004293

Structure parameters

• Mineral name: Humberstonite
• Formula: K3 Mg N2 Na8 O36 S6
• Calculated formula: K3 Mg N2 Na8 O36 S6
• SMILES: [K+].[Na+].N(=O)(=O)[O-].[K+].O=S(=O)([O-])O[Mg](OS(=O)([O-])=O)(OS(=O)(=O)[O-])(OS(=O)(=O)[O-])(OS(=O)(=O)[O-])OS(=O)(=O)[O-].O.[Na+].[K+].N(=O)(=O)[O-].[Na+].O.O.O.[Na+].[Na+].[Na+].O.O.[Na+].[Na+]
• Title of publication: The crystal structure of humberstonite, a mixed sulfate-nitrate mineral
• Authors of publication: Burns, P. C.; Hawthorne, F. C.
• Journal of publication: The Canadian Mineralogist
• Year of publication: 1994
• Journal volume: 32
• Pages of publication: 381 - 385
• a: 10.9055 Å
• b: 10.9055 Å
• c: 24.3949 Å
• α: 90°
• β: 90°
• γ: 120°
• Cell volume: 2512.58 ų
• Number of distinct elements: 6
• Space group number: 148
• Hermann-Mauguin space group symbol: R -3 :H
• Hall space group symbol: -R 3
• Has coordinates: Yes
• Has disorder: No
• Has Fobs: No