Information card for entry 1537171

Structure parameters

• Chemical name: Ca Y (Al2.91 Cr0.09) O7
• Formula: Al2.91 Ca Cr0.09 O7 Y
• Calculated formula: Al2.91 Ca Cr0.09 O7 Y
• Title of publication: Characteristic features of isomorphism in Ca Y Al3 O7 melilites, containing ions of chromium
• Authors of publication: Kuz'micheva, G.M.; Mukhin, B.V.; Rybakov, V.B.; Zharikov, E.V.; Denisov, A.L.; Smirnov, V.A.
• Journal of publication: Zhurnal Neorganicheskoi Khimii
• Year of publication: 1995
• Journal volume: 40
• Pages of publication: 569 - 577
• a: 7.679 Å
• b: 7.679 Å
• c: 5.042 Å
• α: 90°
• β: 90°
• γ: 90°
• Cell volume: 297.312 ų
• Number of distinct elements: 5
• Space group number: 113
• Hermann-Mauguin space group symbol: P -4 21 m
• Hall space group symbol: P -4 2ab
• Has coordinates: Yes
• Has disorder: No
• Has Fobs: No