Information card for entry 9016659

Structure parameters

• Mineral name: Bobdownsite
• Formula: Al0.11 Ca8.76 F Fe0.17 Mg0.72 Na0.24 O27 P7
• Calculated formula: Al0.11 Ca8.76 F Fe0.17 Mg0.72 Na0.24 O27 P7
• Title of publication: Bobdownsite, a new mineral species from Big Fish River, Yukon, Canada, and its structural relationship with whitlockite-type compounds Sample number R050109
• Authors of publication: Tait, K. T.; Barkley, M. C.; Thompson, R. M.; Origlieri, M. J.; Evans, S. H.; Prewitt, C. T.; Yang, H.
• Journal of publication: The Canadian Mineralogist
• Year of publication: 2011
• Journal volume: 49
• Pages of publication: 1065 - 1078
• a: 10.3224 Å
• b: 10.3224 Å
• c: 37.07 Å
• α: 90°
• β: 90°
• γ: 120°
• Cell volume: 3420.7 ų
• Number of distinct elements: 8
• Space group number: 161
• Hermann-Mauguin space group symbol: R 3 c :H
• Hall space group symbol: R 3 -2"c
• Has coordinates: Yes
• Has disorder: No
• Has Fobs: No