Cl4 Rb2 Zn Hedoux A, Grebille D, Jaud J, Godefroy G Acta Crystallographica B45 (1989) 370-378 Structural study of the incommensurate and lock-in phases of Rb2ZnCl4 _cod_database_code 1001389 _database_code_amcsd 0009830 7.230 12.608 9.199 90 90 90 P2_1cn atom x y z Rb1 .25 .4067 .6298 Rb2 .25 .8196 .4862 Zn1 .25 .4217 .224 Cl1 .25 .4189 -.0175 Cl2 .25 .5851 .3204 Cl3 .001 .341 .3139 Cl4 .499 .341 .3139