Information card for entry 9000204

Structure parameters

• Mineral name: Pigeonite
• Formula: Ca0.18 Fe1.04 Mg0.78 O6 Si2
• Calculated formula: Ca0.18 Fe1.04 Mg0.78 O6 Si2
• Title of publication: Refinement of the crystal structure of pigeonite
• Authors of publication: Morimoto, N.; Guven, N.
• Journal of publication: American Mineralogist
• Year of publication: 1970
• Journal volume: 55
• Pages of publication: 1195 - 1209
• a: 9.706 Å
• b: 8.95 Å
• c: 5.246 Å
• α: 90°
• β: 108.59°
• γ: 90°
• Cell volume: 431.936 ų
• Number of distinct elements: 5
• Space group number: 14
• Hermann-Mauguin space group symbol: P 1 21/c 1
• Hall space group symbol: -P 2ybc
• Has coordinates: Yes
• Has disorder: No
• Has Fobs: No