(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: r55593, T = 600 C, P = 7.5 kbar, cell volume = 238.89 ang**3 _database_code_amcsd 0003254 6.2049 6.2049 6.2049 90 90 90 Fm3m atom x y z occ K 0 0 0 .8 Na 0 0 0 .2 Cl .5 .5 .5