Information card for entry 9000150

Structure parameters

• Mineral name: Heulandite-Ca
• Formula: Al1.602 Ca H11.333 O16.002 Si4.398
• Calculated formula: Al1.602 Ca H8.004 O16.002 Si4.398
• Title of publication: The crystal structure of heulandite (Ca,Na2)[Al2Si7O18].6H2O
• Authors of publication: Merkle, A. B.; Slaughter, M.
• Journal of publication: American Mineralogist
• Year of publication: 1967
• Journal volume: 52
• Pages of publication: 273 - 276
• a: 17.73 Å
• b: 17.82 Å
• c: 7.43 Å
• α: 90°
• β: 116.33°
• γ: 90°
• Cell volume: 2103.96 ų
• Number of distinct elements: 5
• Space group number: 8
• Hermann-Mauguin space group symbol: C 1 m 1
• Hall space group symbol: C -2y
• Has coordinates: Yes
• Has disorder: No
• Has Fobs: No