Information card for entry 1544725

Structure parameters

• Common name: Ca7.65(Al2.2Mg0.84Fe0.96)(Al6.53Fe1.43)Si12O56
• Mineral name: Fe-pumpellyite
• Formula: Al8.73 Ca7.65 Fe2.39 Mg0.83 O56 Si12.37
• Calculated formula: Al8.76 Ca8 Fe2.4 Mg0.84 O56 Si12
• Title of publication: The structural study on Fe-pumpellyite: An application of Weissenberg technique combined with a synchrotron radiation and an imaging plate
• Authors of publication: Ohkawa, M.; Takeno, S.; Yoshiasa, A.; Ohsumi, K.
• Journal of publication: Mineralogical Journal
• Year of publication: 1999
• Journal volume: 21
• Pages of publication: 151 - 156
• a: 8.884 ± 0.003 Å
• b: 5.899 ± 0.004 Å
• c: 19.292 ± 0.006 Å
• α: 90°
• β: 97.49 ± 0.03°
• γ: 90°
• Cell volume: 1002.4 ± 0.8 ų
• Number of distinct elements: 6
• Space group number: 12
• Hermann-Mauguin space group symbol: A 1 2/m 1
• Hall space group symbol: -A 2y
• Has coordinates: Yes
• Has disorder: No
• Has Fobs: No