Information card for entry 9004865

Structure parameters

• Mineral name: Chevkinite-(Ce)
• Formula: Ca0.05 Ce4 Fe2.04 Mn0.04 Nb0.16 O22 Si4 Ti2.57 Y0.03 Zr0.03
• Calculated formula: Ca0.05 Ce4 Fe2.04 Mn0.04 Nb0.16 O22 Si4 Ti2.57 Y0.03 Zr0.03
• Title of publication: Chevkinite-(Ce): Crystal structure and the effect of moderate radiation-induced damage on site-occupancy refinement Locality: Mongolia Reported formula: (Ce1.85 La1.11 Nd.53 Pr.15 Sm.04 Gd.03 Ca.32 Th.02) (Fe2+.85 Mn2+.04 Zr.03 Y.03 Ca.05) (Ti2.54 Fe3+1.19 Nb.15) Si4.06 O22 Crystal (2an)
• Authors of publication: Sokolova, E. V.; Hawthorne, F. C.; Della Ventura, G.; Kartashov, P. M.
• Journal of publication: The Canadian Mineralogist
• Year of publication: 2004
• Journal volume: 42
• Pages of publication: 1013 - 1025
• a: 13.4 Å
• b: 5.7232 Å
• c: 11.0573 Å
• α: 90°
• β: 100.537°
• γ: 90°
• Cell volume: 833.694 ų
• Number of distinct elements: 10
• 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