Information card for entry 9003411

Structure parameters

• Mineral name: Pyroxene-ideal
• Formula: Na O6 Si2 V
• Calculated formula: Na O6 Si2 V
• Title of publication: Model pyroxenes II: Structural variation as a function of tetrahedral rotation model sodium vanadium px with O3-O3-O3 angle = 173.0 and model oxygen radius = 1.300
• Authors of publication: Thompson, R. M.; Downs, R. T.
• Journal of publication: American Mineralogist
• Year of publication: 2004
• Journal volume: 89
• Pages of publication: 614 - 628
• a: 9.712 Å
• b: 8.992 Å
• c: 5.192 Å
• α: 90°
• β: 109.7°
• γ: 90°
• Cell volume: 426.881 ų
• Number of distinct elements: 4
• Space group number: 15
• Hermann-Mauguin space group symbol: C 1 2/c 1
• Hall space group symbol: -C 2yc
• Has coordinates: Yes
• Has disorder: No
• Has Fobs: No