Indialite
Schwartz K B, Leong D B, McConville R L
Physics and Chemistry of Minerals 20 (1994) 563-574
Structural chemistry of synthetic cordierite: evidence for solid solutions
and disordered compositional domains in Bi-flux-grown Mg-cordierites
Sample: Crystallized from glass at 1050 degrees C for 18 hours
Note: tetrahedral site occupancies are assumed, not refined
_database_code_amcsd 0007853
9.7815 9.7815 9.3537 90 90 120 P6/mcc
atom     x     y     z occ Biso
MgM    1/3   2/3   .25     -.14
AlT1    .5    .5   .25 2/3  .09
SiT1    .5    .5   .25 1/3  .09
AlT2 .3766 .2671     0 1/3  .23
SiT2 .3766 .2671     0 2/3  .23
O1   .4885 .3489 .1426     -.28
O2   .2300 .3093     0      1.0