Sylvite 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: r57745, T = 200 C, P = 10.2 kbar, cell volume = 240.49 ang**3 _database_code_amcsd 0003211 6.2187 6.2187 6.2187 90 90 90 Fm3m atom x y z K 0 0 0 Cl .5 .5 .5