Information card for entry 9007056

Structure parameters

• Mineral name: Pigeonite
• Formula: Ca0.107 Fe0.411 Mg0.468 Mn0.014 O3 Si
• Calculated formula: Ca0.10745 Fe0.41105 Mg0.46785 Mn0.01365 O3 Si
• Title of publication: Non-convergent ordering and displacive phase transition in pigeonite: in situ HT XRD study Sample: hgj, T = 950 C
• Authors of publication: Camara, F.; Carpenter, M. A.; Domeneghetti, M. C.; Tazzoli, V.
• Journal of publication: Physics and Chemistry of Minerals
• Year of publication: 2002
• Journal volume: 29
• Pages of publication: 331 - 340
• a: 9.849 Å
• b: 9.018 Å
• c: 5.323 Å
• α: 90°
• β: 109.44°
• γ: 90°
• Cell volume: 445.827 ų
• Ambient diffraction temperature: 1223.15 K
• Number of distinct elements: 6
• Space group number: 15
• Hermann-Mauguin space group symbol: C 1 2/c 1
• Hall space group symbol: -C 2yc
• Has coordinates: Yes
• Has disorder: No
• Has Fobs: No