Information card for entry 1100015

Structure parameters

• Chemical name: Potassium aluminium silicate hydroxide *
• Mineral name: Muscovite 3T
• Formula: Al2.91 Fe0.09 H2 K O12 Si3
• Calculated formula: Al2.91 Fe0.09 H3 K O12 Si3
• Title of publication: The Crystal Structure of 3T Muscovite
• Authors of publication: Güven, N.; Burnham, C. W.
• Journal of publication: Zeitschrift für Kristallographie
• Year of publication: 1967
• Journal volume: 125
• Pages of publication: 163 - 183
• a: 5.1963 ± 0.0004 Å
• b: 5.1963 ± 0.0004 Å
• c: 29.97049 ± 0.0016 Å
• α: 90°
• β: 90°
• γ: 120°
• Cell volume: 700.8 ų
• Number of distinct elements: 6
• Space group number: 151
• Hermann-Mauguin space group symbol: P 31 1 2
• Hall space group symbol: P 31 2 (0 0 4)
• Residual factor for all reflections: 0.024
• Has coordinates: Yes
• Has disorder: No
• Has Fobs: No