Information card for entry 1528140

Structure parameters

• Chemical name: K Mg2.75 Si3.5 Al0.5 O10 F2
• Formula: Al0.5 F2 K Mg2.75 O10 Si3.5
• Calculated formula: Al0.5 F2 K0.938 Mg2.781 O10 Si3.5
• Title of publication: The crystal structure of synthetic mica, K Mg2.75 Si3.5 Al0.5 O10 F2
• Authors of publication: Toraya, H.; Iwai, S.I.; Marumo, F.; Nishikawa, T.; Hirao, M.
• Journal of publication: Mineralogical Journal (Japan)
• Year of publication: 1978
• Journal volume: 9
• Pages of publication: 210 - 220
• a: 5.292 Å
• b: 9.164 Å
• c: 10.143 Å
• α: 90°
• β: 100.07°
• γ: 90°
• Cell volume: 484.316 ų
• Number of distinct elements: 6
• Space group number: 12
• Hermann-Mauguin space group symbol: C 1 2/m 1
• Hall space group symbol: -C 2y
• Has coordinates: Yes
• Has disorder: No
• Has Fobs: No