Information card for entry 9005166

Structure parameters

• Mineral name: Hercynite
• Formula: Al2 Fe O4
• Calculated formula: Al2 Fe O4
• Title of publication: Crystal chemistry of synthetic hercynite (FeAl2O4) from XRD structural refinements and Mossbauer spectroscopy Sample: T = 1000 C, Sample HCl/1
• Authors of publication: Larsson, L.; O'Neill H St C; Annersten, H.
• Journal of publication: European Journal of Mineralogy
• Year of publication: 1994
• Journal volume: 6
• Pages of publication: 39 - 51
• a: 8.1511 Å
• b: 8.1511 Å
• c: 8.1511 Å
• α: 90°
• β: 90°
• γ: 90°
• Cell volume: 541.563 ų
• Ambient diffraction temperature: 1273.15 K
• Number of distinct elements: 3
• Space group number: 227
• Hermann-Mauguin space group symbol: F d -3 m :2
• Hall space group symbol: -F 4vw 2vw 3
• Has coordinates: Yes
• Has disorder: No
• Has Fobs: No