Information card for entry 9006925

Structure parameters

• Mineral name: Ahrensite
• Formula: Fe2 O4 Si
• Calculated formula: Fe2 O4 Si
• Title of publication: Electric conductivity of Fe2SiO4-Fe3O4 spinel solid solutions Sample: Fe(3-x)SixO4, x = 1.000, synthesized at 1200 C, 10 GPa
• Authors of publication: Yamanaka, T.; Shimazu, H.; Ota, K.
• Journal of publication: Physics and Chemistry of Minerals
• Year of publication: 2001
• Journal volume: 28
• Pages of publication: 110 - 118
• a: 8.2374 Å
• b: 8.2374 Å
• c: 8.2374 Å
• α: 90°
• β: 90°
• γ: 90°
• Cell volume: 558.947 ų
• Sample thermal history: synthesized at 1200 C
• Sample pressure history: synthesized at 1200 C, 10 GPa
• Number of distinct elements: 3
• Space group number: 227
• Hermann-Mauguin space group symbol: F d -3 m :1
• Hall space group symbol: F 4d 2 3 -1d
• Has coordinates: Yes
• Has disorder: No
• Has Fobs: No