Cryolite
Zhou Q, Kennedy B J
Journal of Solid State Chemistry 177 (2004) 654-659
High-temperature powder synchrotron diffraction studies of synthetic cryolite
Na3AlF6
Locality: synthetic
Sample: T = 600 C, ordered model
_database_code_amcsd 0014039
7.935 7.935 7.935 90 90 90 Fm3m
atom   x   y     z Biso
Na1    0   0     0  4.4
Na2  .25 .25   .25  5.5
Al    .5  .5    .5   .6
F      0   0 .2838  9.2