Information card for entry 9014225

Structure parameters

• Mineral name: Tapiolite-(Fe)
• Formula: Fe Nb0.2 O6 Ta1.8
• Calculated formula: Fe Nb0.2 O6 Ta1.8
• Title of publication: Neutron and X-ray diffraction studies on tapiolite and some synthetic substances of trirutile structure Note: Crystal A and B combined
• Authors of publication: von Heidenstam, O.
• Journal of publication: Arkiv for Kemi
• Year of publication: 1968
• Journal volume: 28
• Pages of publication: 375 - 387
• a: 4.7515 Å
• b: 4.7515 Å
• c: 9.254 Å
• α: 90°
• β: 90°
• γ: 90°
• Cell volume: 208.925 ų
• Number of distinct elements: 4
• Space group number: 136
• Hermann-Mauguin space group symbol: P 42/m n m
• Hall space group symbol: -P 4n 2n
• Has coordinates: Yes
• Has disorder: No
• Has Fobs: No