Information card for entry 1551886

Structure parameters

• Common name: abelsonite
• Mineral name: abelsonite
• Formula: C31 H32 N4 Ni
• Calculated formula: C31 H32 N4 Ni
• Title of publication: Crystal structure of abelsonite, the only known crystalline geoporphyrin
• Authors of publication: Daniel R. Hummer; Bruce C. Noll; Robert M. Hazen; Robert T. Downs
• Journal of publication: American Mineralogist
• Year of publication: 2017
• Journal volume: 102
• Pages of publication: 1129 - 1132
• a: 8.4416 ± 0.0005 Å
• b: 10.8919 ± 0.0007 Å
• c: 7.2749 ± 0.0004 Å
• α: 90.465 ± 0.002°
• β: 113.158 ± 0.002°
• γ: 78.08 ± 0.002°
• Cell volume: 599.74 ± 0.06 ų
• Cell temperature: 100 ± 2 K
• Ambient diffraction temperature: 100 ± 2 K
• Number of distinct elements: 4
• Space group number: 2
• Hermann-Mauguin space group symbol: P -1
• Hall space group symbol: -P 1
• Residual factor for all reflections: 0.0514
• Residual factor for significantly intense reflections: 0.0406
• Weighted residual factors for significantly intense reflections: 0.0942
• Weighted residual factors for all reflections included in the refinement: 0.1019
• Goodness-of-fit parameter for all reflections included in the refinement: 1.077
• Diffraction radiation wavelength: 0.71073 Å
• Diffraction radiation type: MoKα
• Has coordinates: Yes
• Has disorder: Yes
• Has Fobs: No