Information card for entry 9010890

Structure parameters

• Mineral name: Enstatite
• Formula: Al0.03 Fe0.15 Mg1.82 O6 Si1.97
• Calculated formula: Al0.03 Fe0.15 Mg1.82 O6 Si1.97
• Title of publication: High temperature structural and thermoelastic behaviour of mantle orthopyroxene: an in situ neutron powder diffraction study Sample: T = 1,150 C
• Authors of publication: Gatta, G. D.; Rinaldi, R.; Knight, K. S.; Molin, G.; Artioli, G.
• Journal of publication: Physics and Chemistry of Minerals
• Year of publication: 2007
• Journal volume: 34
• Pages of publication: 185 - 200
• a: 18.445 Å
• b: 8.9589 Å
• c: 5.2749 Å
• α: 90°
• β: 90°
• γ: 90°
• Cell volume: 871.661 ų
• Ambient diffraction temperature: 1423.15 K
• Number of distinct elements: 5
• Space group number: 61
• Hermann-Mauguin space group symbol: P b c a
• Hall space group symbol: -P 2ac 2ab
• Has coordinates: Yes
• Has disorder: No
• Has Fobs: No