(K.8Na.2)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: r55629, T = 400 C, P = 5.2 kbar, cell volume = 240.28 ang**3 _database_code_amcsd 0003239 6.2169 6.2169 6.2169 90 90 90 Fm3m atom x y z occ K 0 0 0 .8 Na 0 0 0 .2 Cl .5 .5 .5