Information card for entry 1530076

Structure parameters

• Chemical name: Na0.82 K0.30 Ca1.74 (Mg1.17 Fe3.00 Ti0.39 Al0.58) Si5.27 Al2.73 O22.56 (O H)1.44
• Formula: Al3.31 Ca1.74 Fe3 H1.44 K0.3 Mg1.17 Na0.82 O24 Si5.27 Ti0.39
• Calculated formula: Al3.3 Ca1.74 Fe2.963 K0.3 Mg1.207 Na0.82 O24 Si5.28 Ti0.39
• Title of publication: The crystal chemistry of the amphiboles. Refinement of the crystal structure of a sub-silicic hastingsite
• Authors of publication: Hawthorne, F.C.; Grundy, H.D.
• Journal of publication: Mineralogical Magazine (1969-)
• Year of publication: 1977
• Journal volume: 41
• Pages of publication: 43 - 50
• a: 9.8659 Å
• b: 18.01389 Å
• c: 5.3545 Å
• α: 90°
• β: 105.082°
• γ: 90°
• Cell volume: 918.84 ų
• Number of distinct elements: 10
• Space group number: 12
• Hermann-Mauguin space group symbol: C 1 2/m 1
• Hall space group symbol: -C 2y
• Has coordinates: Yes
• Has disorder: No
• Has Fobs: No