Information card for entry 9014152

Structure parameters

• Mineral name: Leifite
• Formula: Al2.66 Be2 F2 K0.46 Na6.2 O39 Si15.34
• Calculated formula: Al2.6598 Be2 F2 K0.46 Na6.2 O39 Si15.3402
• Title of publication: Combined single-crystal X-ray and neutron powder diffraction structure analysis exemplified through full structure determinations of framework and layer beryllate minerals
• Authors of publication: Armstrong, J. A.; Friis, H.; Lieb, A.; Finch, A. A.; Weller, M. T.
• Journal of publication: American Mineralogist
• Year of publication: 2010
• Journal volume: 95
• Pages of publication: 519 - 526
• a: 14.3446 Å
• b: 14.3446 Å
• c: 4.8455 Å
• α: 90°
• β: 90°
• γ: 120°
• Cell volume: 863.468 ų
• Number of distinct elements: 7
• Space group number: 164
• Hermann-Mauguin space group symbol: P -3 m 1
• Hall space group symbol: -P 3 2"
• Has coordinates: Yes
• Has disorder: No
• Has Fobs: No