Information card for entry 9000994

Structure parameters

• Mineral name: Sillimanite
• Formula: Al1.98 Fe0.02 O5 Si
• Calculated formula: Al1.98 Fe0.02 O5 Si
• Title of publication: Neutron diffraction studies of sillimanite
• Authors of publication: Peterson, R. C.; McMullan, R. K.
• Journal of publication: American Mineralogist
• Year of publication: 1986
• Journal volume: 71
• Pages of publication: 742 - 745
• a: 7.479 Å
• b: 7.67 Å
• c: 5.769 Å
• α: 90°
• β: 90°
• γ: 90°
• Cell volume: 330.933 ų
• Number of distinct elements: 4
• Space group number: 62
• Hermann-Mauguin space group symbol: P b n m
• Hall space group symbol: -P 2c 2ab
• Has coordinates: Yes
• Has disorder: No
• Has Fobs: No