Information card for entry 9004382

Structure parameters

• Mineral name: Pargasite
• Formula: Al2.814 Ca1.8 Cr0.04 Fe0.44 H2 K0.01 Mg3.81 Na0.915 O24 Si6.096
• Calculated formula: Al2.814 Ca1.8 Cr0.04 Fe0.44 H2 K0.01 Mg3.81 Na0.915 O24 Si6.096
• Title of publication: [6]Al disorder in amphiboles from mantle peridotites Sample: F12
• Authors of publication: Oberti, R.; Hawthorne, F. C.; Ungaretti, L.; Cannillo, E.
• Journal of publication: The Canadian Mineralogist
• Year of publication: 1995
• Journal volume: 33
• Pages of publication: 867 - 878
• a: 9.854 Å
• b: 17.935 Å
• c: 5.285 Å
• α: 90°
• β: 105.31°
• γ: 90°
• Cell volume: 900.879 ų
• Number of distinct elements: 10
• Space group number: 12
• Hermann-Mauguin space group symbol: C 1 2/m 1
• Hall space group symbol: -C 2y
• Has coordinates: Yes
• Has disorder: No
• Has Fobs: No