Information card for entry 1537186

Structure parameters

• Chemical name: Ca2 Mg ((Si0.99 Cr0.01)2 O7)
• Formula: Ca2 Cr0.02 Mg O7 Si1.98
• Calculated formula: Ca2 Cr0.02 Mg O7 Si1.98
• Title of publication: X-ray structural study of synthetic gehlenites Ca2 Al (Al Si) O7 and akermanites Ca2 Mg Si2 O7, doped with chromium ions
• Authors of publication: Kuz'micheva, G.M.; Zharikov, E.V.; Denisov, A.L.
• Journal of publication: Zhurnal Neorganicheskoi Khimii
• Year of publication: 1995
• Journal volume: 40
• Pages of publication: 1422 - 1428
• a: 7.835 Å
• b: 7.835 Å
• c: 5.008 Å
• α: 90°
• β: 90°
• γ: 90°
• Cell volume: 307.427 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