Information card for entry 9005563

Structure parameters

• Mineral name: Chevkinite-(Ce)
• Formula: Ca0.14 Ce3.686 Fe1.74 H1.28 Mg0.24 Nb0.14 O22 Si4 Ti2.74
• Calculated formula: Ca0.14 Ce3.686 Fe1.74 H1.28 Mg0.24 Nb0.14 O22 Si4 Ti2.74
• Title of publication: The crystal structure of natural Fe-rich chevkinite-(Ce)
• Authors of publication: Yang, Z.; Fleck, M.; Smith, M.; Tao, K.; Song, R.; Zhang, P.
• Journal of publication: European Journal of Mineralogy
• Year of publication: 2002
• Journal volume: 14
• Pages of publication: 969 - 975
• a: 13.456 Å
• b: 5.728 Å
• c: 11.083 Å
• α: 90°
• β: 100.6°
• γ: 90°
• Cell volume: 839.656 ų
• Number of distinct elements: 9
• Space group number: 12
• Hermann-Mauguin space group symbol: C 1 2/m 1
• Hall space group symbol: -C 2y
• Has coordinates: Yes
• Has disorder: No
• Has Fobs: No