Information card for entry 9009609

Structure parameters

• Mineral name: Walpurgite
• Formula: As2 Bi4 H4 O16 U
• Calculated formula: As2 Bi4 H4 O16 U
• Title of publication: The crystal structure of walpurgite,(UO2)Bi4O4(AsO4)2*2H2O
• Authors of publication: Mereiter, K.
• Journal of publication: Tschermaks Mineralogische und Petrographische Mitteilungen
• Year of publication: 1982
• Journal volume: 30
• Pages of publication: 129 - 139
• a: 7.135 Å
• b: 10.426 Å
• c: 5.494 Å
• α: 101.47°
• β: 110.82°
• γ: 88.2°
• Cell volume: 374.036 ų
• Number of distinct elements: 5
• Space group number: 2
• Hermann-Mauguin space group symbol: P -1
• Hall space group symbol: -P 1
• Has coordinates: Yes
• Has disorder: No
• Has Fobs: No