Information card for entry 9005653

Structure parameters

• Mineral name: Hydroxy-dravite
• Formula: Al6.387 B3 Ca0.099 F0.004 Fe0.486 H0.633 K0.004 Mg2.151 Na0.714 O30.995 Si5.922 Ti0.039 V0.003 Zn0.012
• Calculated formula: Al6.387 B3 Ca0.099 F0.004 Fe0.486 H0.633 K0.004 Mg2.151 Na0.714 O30.995 Si5.922 Ti0.039 V0.003 Zn0.012
• Title of publication: Crystal chemistry of the schorl-dravite series Note: Tourmaline TM233g
• Authors of publication: Bosi, F.; Lucchesi, S.
• Journal of publication: European Journal of Mineralogy
• Year of publication: 2004
• Journal volume: 16
• Pages of publication: 335 - 344
• a: 15.9355 Å
• b: 15.9355 Å
• c: 7.2002 Å
• α: 90°
• β: 90°
• γ: 120°
• Cell volume: 1583.46 ų
• Number of distinct elements: 14
• 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