Information card for entry 9016959

Structure parameters

• Mineral name: Darrellhenryite
• Formula: Al7.953 B3 F0.34 H3 Li1.047 Na0.561 O30.66 Si6
• Calculated formula: Al23.859 B9 F1.02 H9 Li3.141 Na1.683 O91.98 Si18
• Title of publication: Darrellhenryite, Na(LiAl2)Al6(BO3)3Si6O18(OH)3O, a new mineral from the tourmaline supergroup
• Authors of publication: Novak, M.; Ertl, A.; Povondra, P.; Galiova, M. V.; Rossman, G. R.; Pristacz, H.; Prem, M.; Giester, G.; Gadas, P.; Skoda, R.
• Journal of publication: American Mineralogist
• Year of publication: 2013
• Journal volume: 98
• Pages of publication: 1886 - 1892
• a: 15.809 Å
• b: 15.809 Å
• c: 7.089 Å
• α: 90°
• β: 90°
• γ: 120°
• Cell volume: 1534.35 ų
• Number of distinct elements: 8
• Space group number: 160
• Hermann-Mauguin space group symbol: R 3 m :H
• Hall space group symbol: R 3 -2"
• Has coordinates: Yes
• Has disorder: No
• Has Fobs: No