Information card for entry 9007676

Structure parameters

• Formula: Al1.5 H4 Na1.875 O6.125 S1.125 Si1.5
• Calculated formula: Al1.5 H0.25 Na1.875 O6.125 S1.125 Si1.5
• Title of publication: The structure and Si,Al distribution of the ultramarines Note: disordered synthetic counterpart to lazurite Note: occupancies changed to match formula
• Authors of publication: Tarling, S. E.; Barnes, P.; Klinowski, J.
• Journal of publication: Acta Crystallographica, Section B
• Year of publication: 1988
• Journal volume: 44
• Journal issue: 2
• Pages of publication: 128 - 135
• a: 9.0338 Å
• b: 9.0338 Å
• c: 9.0338 Å
• α: 90°
• β: 90°
• γ: 90°
• Cell volume: 737.244 ų
• Number of distinct elements: 6
• Space group number: 217
• Hermann-Mauguin space group symbol: I -4 3 m
• Hall space group symbol: I -4 2 3
• Has coordinates: Yes
• Has disorder: No
• Has Fobs: No