Epsomite Calleri M, Gavetti A, Ivaldi G, Rubbo M Acta Crystallographica B40 (1984) 218-222 Synthetic epsomite, MgSO4.7H2O: Absolute configuration and surface features of the complementary {111} forms Locality: synthetic _database_code_amcsd 0021005 11.887 12.013 6.861 90 90 90 P2_12_12_1 atom x y z Uiso U(1,1) U(2,2) U(3,3) U(1,2) U(1,3) U(2,3) Mg .42279 .10616 .04023 .0181 .017 .019 .018 .000 .000 .000 S .72658 .18391 .49046 .0180 .016 .020 .017 -.001 -.001 .000 O1 .68483 .07519 .42752 .0386 .055 .024 .037 -.011 -.011 -.002 O2 .85049 .18643 .48316 .0305 .017 .046 .029 .004 .000 .003 O3 .68864 .20604 .69088 .0338 .028 .053 .021 -.010 .005 -.007 O4 .68056 .27242 .36211 .0289 .026 .030 .031 .003 -.005 .007 OW1 .26513 .17375 .00335 .0298 .023 .042 .024 .010 -.002 -.003 OW2 .47188 .24819 .19796 .0234 .020 .027 .024 -.001 .000 -.005 OW3 .46916 .17613 .77947 .0295 .023 .040 .025 .001 .004 .011 OW4 .58271 .04587 .07720 .0344 .028 .042 .033 .017 -.008 -.011 OW5 .37616 .96138 .88932 .0271 .032 .023 .026 -.004 .000 -.004 OW6 .36233 .03435 .29140 .0323 .030 .040 .026 -.002 .004 .010 OW7 .49164 .43790 .93903 .0339 .041 .027 .034 .001 .005 .003 H1 .2343 .2274 .075 .036 H2 .2395 .1864 -.1179 .036 H3 .4263 .2639 .2947 .028 H4 .5407 .2442 .2528 .028 H5 .4397 .2367 .7072 .035 H6 .5416 .1857 .7393 .035 H7 .6257 .0665 .1858 .041 H8 .6100 -.0223 .0401 .041 H9 .3613 .8905 .9316 .032 H10 .4117 .9540 .7849 .032 H11 .2896 .0333 .3358 .039 H12 .4045 -.0009 .3946 .039 H13 .4241 .4791 .9345 .041 H14 .4746 .3777 .9894 .041