Information card for entry 9011803

Structure parameters

• Mineral name: Wairakite
• Formula: Al Ca0.5 H2 O7 Si2
• Calculated formula: Al Ca0.5 H2 O7 Si2
• Title of publication: Leucite-pollucite structure-type variability and the structure of a synthetic end-member calcium wairakite (CaAl2Si4O12*2(H2O))
• Authors of publication: Henderson, C. M. B.; Bell, A. M. T.; Kohn, S. C.; Page, C. S.
• Journal of publication: Mineralogical Magazine
• Year of publication: 1998
• Journal volume: 62
• Pages of publication: 165 - 178
• a: 13.694 Å
• b: 13.644 Å
• c: 13.576 Å
• α: 90°
• β: 90.46°
• γ: 90°
• Cell volume: 2536.47 ų
• Number of distinct elements: 5
• Space group number: 15
• Hermann-Mauguin space group symbol: I 1 2/a 1
• Hall space group symbol: -I 2ya
• Has coordinates: Yes
• Has disorder: No
• Has Fobs: No