Information card for entry 9000674

Structure parameters

• Mineral name: Jimthompsonite
• Formula: Fe1.108 H2 Mg3.892 O18 Si6
• Calculated formula: Fe1.108 Mg3.892 O18 Si6
• Title of publication: New biopyriboles from Chester, Vermont: II. The crystal chemistry of jimthompsonite, clinojimthompsonite, and chesterite, and the amphibole-mica reaction
• Authors of publication: Veblen, D. R.; Burnham, C. W.
• Journal of publication: American Mineralogist
• Year of publication: 1978
• Journal volume: 63
• Pages of publication: 1053 - 1073
• a: 18.626 Å
• b: 27.23 Å
• c: 5.297 Å
• α: 90°
• β: 90°
• γ: 90°
• Cell volume: 2686.56 ų
• Number of distinct elements: 5
• Space group number: 61
• Hermann-Mauguin space group symbol: P b c a
• Hall space group symbol: -P 2ac 2ab
• Has coordinates: Yes
• Has disorder: No
• Has Fobs: No