Information card for entry 9014760

Structure parameters

• Mineral name: Challacolloite
• Formula: Br0.13 Cl4.87 K0.94 Pb2 Tl0.06
• Calculated formula: Br0.13 Cl4.87 K0.94 Pb2 Tl0.06
• Title of publication: The role of the minor substitutions in the crystal structure of natural challacolloite, KPb2Cl5, and hephaistosite, TiPb2Cl5, from Vulcano (Aeolian Archipelago, Italy)
• Authors of publication: Mitolo, D.; Pinto, D.; Garavelli, A.; Bindi, L.; Vurro, F.
• Journal of publication: Mineralogy and Petrology
• Year of publication: 2009
• Journal volume: 96
• Pages of publication: 121 - 128
• a: 8.8989 Å
• b: 7.9717 Å
• c: 12.5624 Å
• α: 90°
• β: 90.022°
• γ: 90°
• Cell volume: 891.169 ų
• Number of distinct elements: 5
• Space group number: 14
• Hermann-Mauguin space group symbol: P 1 21/c 1
• Hall space group symbol: -P 2ybc
• Has coordinates: Yes
• Has disorder: No
• Has Fobs: No