Information card for entry 9003889

Structure parameters

• Mineral name: Gonnardite
• Formula: Al2.315 Ca0.474 H4 Na1.462 O14 Si2.685
• Calculated formula: Al2.315 Ca0.474 H8 Na1.462 O14 Si2.685
• Title of publication: Pressure-induced hydration in zeolite tetranatrolite Note: P = 6.9 GPa Note: high-pressure superhydrated phase
• Authors of publication: Lee, Y.; Hriljac, J. A.; Parise, J. B.; Vogt, T.
• Journal of publication: American Mineralogist
• Year of publication: 2006
• Journal volume: 91
• Pages of publication: 247 - 251
• a: 12.761 Å
• b: 12.761 Å
• c: 6.5127 Å
• α: 90°
• β: 90°
• γ: 90°
• Cell volume: 1060.55 ų
• Ambient diffracton pressure: 6900000 kPa
• Number of distinct elements: 6
• Space group number: 122
• Hermann-Mauguin space group symbol: I -4 2 d
• Hall space group symbol: I -4 2bw
• Has coordinates: Yes
• Has disorder: No
• Has Fobs: No