Hg3S2Br1.5Cl.5 Pervukhina N V, Vasil'ev V I, Magarill S A, Borisov S V, Naumov D Y The Canadian Mineralogist 44 (2006) 1247-1255 Crystal chemistry of mercury sulfohalides of composition Hg3S2Hal2 (Hal: Cl,Br). II. Crystal structures of two polymorphic modifications of Hg3S2Cl2-xBrx (x~0.5) Sample: compound II _database_code_amcsd 0006126 18.248 18.248 18.248 90 90 90 Pm3n atom x y z occ Uiso Hg1 .25 .3575 .1425 .024 Hg2 0 .1438 .1344 .020 Hg3 .1160 .5 .1401 .021 Hg4 .1172 .3643 0 .021 S1 .1188 .3697 .1306 .016 S2 .1315 .1315 .1315 .017 Cl3 0 .2465 0 .329 .014 Br3 0 .2465 0 .671 .014 Br1 0 0 0 .024 Br2 0 .5 0 .029 Br4 .25 .5 0 .71 .013 Cl4 .25 .5 0 .29 .013 Br5 0 .2489 .2550 .83 .019 Cl5 0 .2489 .2550 .17 .019 Br6 0 .5 .25 .54 .011 Cl6 0 .5 .25 .46 .011 Br7 .25 .25 .25 .57 .019 Cl7 .25 .25 .25 .43 .019