Rb(Cl.6Br.4)
Ahtee M
Annales Academiae Scientiarum Fennicae Series A6: Physica 313 (1969) 1-11
Lattice constants of some binary alkali halide solid solutions.
_database_code_amcsd 0012001
6.7149 6.7149 6.7149 90 90 90 Fm3m
atom  x  y  z occ
Rb    0  0  0
Cl   .5 .5 .5  .6
Br   .5 .5 .5  .4