(K.2Na.8)Cl
Walker D, Verma P K, Cranswick L M D, Jones R L, Clark S M, Buhre S
American Mineralogist 89 (2004) 204-210
Halite-sylvite thermoelasticity
Sample: r56329, T = 350 C, P = 11.8 kbar, cell volume = 191.40 ang**3
_database_code_amcsd 0003354
5.7630 5.7630 5.7630 90 90 90 Fm3m
atom  x  y  z occ
K     0  0  0  .2
Na    0  0  0  .8
Cl   .5 .5 .5