Information card for entry 8103729

Structure parameters

• Chemical name: K Mg2.5 Ge4 O10 F2
• Formula: F2 Ge4 K Mg2.5 O10
• Calculated formula: F2 Ge4 K Mg2.5 O10
• Title of publication: The crystal structures of germanate micas, K Mg2.5 Ge4 O10 F2 and K Li Mg2 Ge4 O10 F2
• Authors of publication: Toraya, H.; Iwai, S.I.; Marumo, F.; Hirao, M.
• Journal of publication: Zeitschrift fuer Kristallographie, Kristallgeometrie, Kristallphysik, Kristallchemie (145,1977-148,1979)
• Year of publication: 1978
• Journal volume: 148
• Pages of publication: 65 - 81
• a: 5.421 Å
• b: 9.353 Å
• c: 10.533 Å
• α: 90°
• β: 100.14°
• γ: 90°
• Cell volume: 525.709 ų
• Number of distinct elements: 5
• 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