AM_BCTT_1
Formula: K2.2 (Zn1.1 Si2.9) O8
Name: BCTT
Unit cell: 8.939 8.939 5.246 90.0 90.0 90.0 , V=419.19
Space group: I4MM (107)

Dollase W A , Ross C R , American Mineralogist , 78 (1993) p.627-632, Crystal structures of the body-centered tetragonal tectosilicates:, K1.14Mg0.57Si1.43O4, K1.10Zn0.55Si1.45O4, and K1.11Fe1.11Si0.89O4, Sample: Zn-rich phase