Information card for entry 9001968

Structure parameters

• Mineral name: Rossmanite
• Formula: Al8.16 B3 Li0.84 Na0.43 O31 Si6
• Calculated formula: Al8.16 B3 Li0.84 Na0.43 O31 Si6
• Title of publication: Rossmanite, _(LiAl2)Al6(Si6O18)(BO3)3(OH)4, a new alkali-deficient tourmaline: Description and crystal structure
• Authors of publication: Selway, J. B.; Novak, M.; Hawthorne, F. C.; Cerny, P.; Ottolini, L.; Kyser, T. K.
• Journal of publication: American Mineralogist
• Year of publication: 1998
• Journal volume: 83
• Pages of publication: 896 - 900
• a: 15.77 Å
• b: 15.77 Å
• c: 7.085 Å
• α: 90°
• β: 90°
• γ: 120°
• Cell volume: 1525.93 ų
• Number of distinct elements: 6
• 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