Information card for entry 2310849

Structure parameters

• Chemical name: (Na1.38 K0.13 Ca0.17 Mg0.25) (Mg2.81 Fe1.66 Fe0.48 Al0.05) (Si7.94 Al0.06) O22 (O H)2
• Formula: Al0.11 Ca0.17 Fe2.14 H2 K0.13 Mg3.06 Na1.38 O24 Si7.94
• Calculated formula: Al0.096 Ca0.17 Fe2.14 K0.13 Mg3.07 Na1.38 O24 Si7.944
• Title of publication: The structure of bolivian crocidolite
• Authors of publication: Whittaker, E. J. W.
• Journal of publication: Acta Crystallographica
• Year of publication: 1949
• Journal volume: 2
• Journal issue: 5
• Pages of publication: 312 - 317
• a: 9.89 Å
• b: 17.95 Å
• c: 5.31 Å
• α: 90°
• β: 72.5°
• γ: 90°
• Cell volume: 899.031 ų
• Number of distinct elements: 9
• Space group number: 12
• Hermann-Mauguin space group symbol: I 1 2/m 1
• Hall space group symbol: -I 2y
• Has coordinates: Yes
• Has disorder: No
• Has Fobs: No