Information card for entry 9002779

Structure parameters

• Mineral name: Montmorillonite
• Formula: Al2 Ca0.5 O12 Si4
• Calculated formula: Al2 Ca0.5 O12 Si4
• Title of publication: The nature of disorder in montmorillonite by simulation of X-ray powder patterns Note: Structural simulation model
• Authors of publication: Viani, A.; Gualtieri, A.; Artioli, G.
• Journal of publication: American Mineralogist
• Year of publication: 2002
• Journal volume: 87
• Pages of publication: 966 - 975
• a: 5.18 Å
• b: 8.98 Å
• c: 15 Å
• α: 90°
• β: 90°
• γ: 90°
• Cell volume: 697.746 ų
• Number of distinct elements: 4
• Space group number: 1
• Hermann-Mauguin space group symbol: P 1
• Hall space group symbol: P 1
• Has coordinates: Yes
• Has disorder: No
• Has Fobs: No