Information card for entry 9000200

Structure parameters

• Mineral name: Hemihedrite
• Formula: Cr6 F2 O32 Pb10 Si2 Zn
• Calculated formula: Cr6 F2 O32 Pb10 Si2 Zn
• Title of publication: The crystal structure of hemihedrite
• Authors of publication: McLean, W. J.; Anthony, J. W.
• Journal of publication: American Mineralogist
• Year of publication: 1970
• Journal volume: 55
• Pages of publication: 1103 - 1114
• a: 9.497 Å
• b: 11.443 Å
• c: 10.841 Å
• α: 120.5°
• β: 92.1°
• γ: 55.83°
• Cell volume: 787.241 ų
• Number of distinct elements: 6
• Space group number: 2
• Hermann-Mauguin space group symbol: P -1
• Hall space group symbol: -P 1
• Has coordinates: Yes
• Has disorder: No
• Has Fobs: No