Information card for entry 9001533

Structure parameters

• Mineral name: BCTT
• Formula: K2.28 Mg1.14 O8 Si2.86
• Calculated formula: K2.28 Mg1.14 O8 Si2.86
• Title of publication: Crystal structures of the body-centered tetragonal tectosilicates: K1.14Mg0.57Si1.43O4, K1.10Zn0.55Si1.45O4, and K1.11Fe1.11Si0.89O4 Sample: Mg-rich phase
• Authors of publication: Dollase, W. A.; Ross, C. R.
• Journal of publication: American Mineralogist
• Year of publication: 1993
• Journal volume: 78
• Pages of publication: 627 - 632
• a: 8.957 Å
• b: 8.957 Å
• c: 5.281 Å
• α: 90°
• β: 90°
• γ: 90°
• Cell volume: 423.683 ų
• Number of distinct elements: 4
• Space group number: 107
• Hermann-Mauguin space group symbol: I 4 m m
• Hall space group symbol: I 4 -2
• Has coordinates: Yes
• Has disorder: No
• Has Fobs: No