Information card for entry 9001954

Structure parameters

• Mineral name: Muscovite-2M1
• Formula: Al2.96 F0.02 Fe0.08 K0.92 Mg0.06 Na0.08 O11.98 Si2.92 Ti0.02
• Calculated formula: Al2.96 F0.02 Fe0.08 K0.92 Mg0.06 Na0.08 O11.98 Si2.92 Ti0.02
• Title of publication: Crystal chemistry of Mg-, Fe-bearing muscovites-2M1 Sample A4b from peraluminous granites at Sardinia, Italy
• Authors of publication: Brigatti, M. F.; Frigieri, P.; Poppi, L.
• Journal of publication: American Mineralogist
• Year of publication: 1998
• Journal volume: 83
• Pages of publication: 775 - 785
• a: 5.186 Å
• b: 8.991 Å
• c: 20.029 Å
• α: 90°
• β: 95.77°
• γ: 90°
• Cell volume: 929.167 ų
• Number of distinct elements: 9
• Space group number: 15
• Hermann-Mauguin space group symbol: C 1 2/c 1
• Hall space group symbol: -C 2yc
• Has coordinates: Yes
• Has disorder: No
• Has Fobs: No