Information card for entry 9010664

Structure parameters

• Mineral name: Cervandonite-(Ce)
• Formula: Al0.381 As1.16 Ca0.02 Ce0.44 Fe1.671 La0.21 Nd0.22 O13 Si1.68 Sn0.009 Th0.06 Ti0.939 U0.02 Y0.03
• Calculated formula: Al0.381 As1.16 Ca0.02 Ce0.44 Fe1.671 La0.21 Nd0.22 O13 Si1.68 Sn0.009 Th0.06 Ti0.939 U0.02 Y0.03
• Title of publication: The crystal structure of cervandonite-(Ce), an interesting example of As3+ - Si diadochy Note: Chemistry from original description of the mineral.
• Authors of publication: Demartin, F.; Gramaccioli, C. M.; Graeser, S.
• Journal of publication: The Canadian Mineralogist
• Year of publication: 2008
• Journal volume: 46
• Pages of publication: 423 - 430
• a: 6.508 Å
• b: 6.508 Å
• c: 18.52 Å
• α: 90°
• β: 90°
• γ: 120°
• Cell volume: 679.308 ų
• Number of distinct elements: 14
• Space group number: 160
• Hermann-Mauguin space group symbol: R 3 m :H
• Hall space group symbol: R 3 -2"
• Has coordinates: Yes
• Has disorder: No
• Has Fobs: No