Information card for entry 1100010

Structure parameters

• Chemical name: Potassium alumosilicate hydrate *
• Mineral name: Muscovite 2M1
• Formula: Al2.88 Fe0.12 H2 K O12 Si3
• Calculated formula: Al2.88 Fe0.12 H3 K O12 Si3
• Title of publication: Refined Muscovite structure
• Authors of publication: Birle, J D; Tettenhorst, R
• Journal of publication: Mineralogical Magazine and Journal of the Mineralogical Society (1876- 1968)
• Year of publication: 1968
• Journal volume: 36
• Pages of publication: 883 - 886
• a: 5.194 Å
• b: 8.996 ± 0.006 Å
• c: 20.09599 ± 0.002 Å
• α: 90°
• β: 95.18°
• γ: 90°
• Cell volume: 935.2 ų
• Number of distinct elements: 6
• Space group number: 15
• Hermann-Mauguin space group symbol: C 1 2/c 1
• Hall space group symbol: -C 2yc
• Residual factor for all reflections: 0.12
• Has coordinates: Yes
• Has disorder: No
• Has Fobs: No