Information card for entry 9016621

Structure parameters

• Mineral name: Georgerobinsonite
• Formula: Cl Cr2 F H2 O10 Pb4
• Calculated formula: Cl2 Cr4 F2 H4 O20 Pb8
• Title of publication: Georgerobinsonite, Pb4(CrO4)2(OH)2FCl, a new chromate mineral from the Mammoth-St. Anthony mine, Tiger, Pinal County, Arizona: description and crystal structure
• Authors of publication: Cooper, M. A.; Ball, N. A.; Hawthorne, F. C.; Paar, W. H.; Roberts, A. C.; Moffatt, E.
• Journal of publication: The Canadian Mineralogist
• Year of publication: 2011
• Journal volume: 49
• Pages of publication: 865 - 876
• a: 7.6256 Å
• b: 11.6081 Å
• c: 6.8961 Å
• α: 90°
• β: 90°
• γ: 90°
• Cell volume: 610.434 ų
• Number of distinct elements: 6
• Space group number: 59
• Hermann-Mauguin space group symbol: P m m n :2
• Hall space group symbol: -P 2ab 2a
• Has coordinates: Yes
• Has disorder: No
• Has Fobs: No