Information card for entry 9015450

Structure parameters

• Mineral name: Argandite
• Formula: As0.54 H8 Mn6.72 O16 V1.46
• Calculated formula: As0.54 H8 Mn6.72 O16 V1.46
• Title of publication: Argandite, Mn7(VO4)2(OH)8, the V analogue of allactite from the metamorphosed Mn ores at Pipji, Turtmann Valley, Switzerland
• Authors of publication: Brugger, J.; Elliott, P.; Meisser, N.; Ansermet, S.
• Journal of publication: American Mineralogist
• Year of publication: 2011
• Journal volume: 96
• Pages of publication: 1894 - 1900
• a: 5.5038 Å
• b: 12.2665 Å
• c: 10.1055 Å
• α: 90°
• β: 95.559°
• γ: 90°
• Cell volume: 679.038 ų
• Number of distinct elements: 5
• Space group number: 14
• Hermann-Mauguin space group symbol: P 1 21/n 1
• Hall space group symbol: -P 2yn
• Has coordinates: Yes
• Has disorder: No
• Has Fobs: No