Information card for entry 9004516

Structure parameters

• Mineral name: Betpakdalite
• Formula: As2 Ca2 Fe3 H73 Mg Mo8 O60
• Calculated formula: As2 Ca2 Fe3 H47 Mg Mo8 O60
• Title of publication: The crystal structure of betpakdalite, and a new chemical formula: {Mg(H2O)6}Ca2(H2O)13[Mo8As2Fe3O36(OH)](H2O)4
• Authors of publication: Cooper, M. A.; Hawthorne, F. C.
• Journal of publication: The Canadian Mineralogist
• Year of publication: 1999
• Journal volume: 37
• Pages of publication: 61 - 66
• a: 19.531 Å
• b: 11.061 Å
• c: 15.257 Å
• α: 90°
• β: 131.57°
• γ: 90°
• Cell volume: 2465.89 ų
• Number of distinct elements: 7
• 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