Information card for entry 9015621

Structure parameters

• Mineral name: Congolite
• Formula: B7 Cl Fe3 O13
• Calculated formula: B7 Cl Fe3 O13
• Title of publication: Structure refinement of trigonal iron-chlorine boracite
• Authors of publication: Mendoza-Alvarez M E; Yvon, K.; Depmeier, W.; Schmid, H.
• Journal of publication: Acta Crystallographica, Section C
• Year of publication: 1985
• Journal volume: 41
• Pages of publication: 1551 - 1552
• a: 8.6231 Å
• b: 8.6231 Å
• c: 21.0503 Å
• α: 90°
• β: 90°
• γ: 120°
• Cell volume: 1355.55 ų
• Number of distinct elements: 4
• 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