Information card for entry 9013808

Structure parameters

• Mineral name: Niobophyllite
• Formula: Al0.24 Cs0.04 F0.13 Fe4.6 H4.13 K1.8 Mn1.98 Na Nb1.46 O30.86 Si7.76 Ti0.54
• Calculated formula: Al0.24 Cs0.04 F0.13 Fe4.6 H4.13 K1.8 Mn1.98 Na Nb1.46 O30.86 Si7.76 Ti0.54
• Title of publication: The crystal structures of niobophyllite, kupletskite-(Cs) and Sn-rich astrophyllite: Revisions to the crystal chemistry of the astrophyllite-group minerals
• Authors of publication: Camara, F.; Sokolova, E.; Abdu, Y.; Hawthorne, F. C.
• Journal of publication: The Canadian Mineralogist
• Year of publication: 2010
• Journal volume: 48
• Pages of publication: 1 - 16
• a: 5.4022 Å
• b: 11.8844 Å
• c: 11.6717 Å
• α: 112.99°
• β: 94.588°
• γ: 103.166°
• Cell volume: 659.655 ų
• Number of distinct elements: 12
• Space group number: 2
• Hermann-Mauguin space group symbol: P -1
• Hall space group symbol: -P 1
• Has coordinates: Yes
• Has disorder: No
• Has Fobs: No