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: msl515032, T = 100 C, P = 0.0 kbar, cell volume = 251.50 ang**3 _database_code_amcsd 0003203 6.3122 6.3122 6.3122 90 90 90 Fm3m atom x y z K 0 0 0 Cl .5 .5 .5