Hemimorphite Libowitzky E, Kohler T, Armbruster T, Rossman G R European Journal of Mineralogy 9 (1997) 803-810 Proton disorder in dehydrated hemimorphite - IR spectroscopy and X-ray structure refinement at low and ambient temperatures T = 110 K _database_code_amcsd 0006696 8.181 10.841 5.081 90 90 90 Imm2 atom x y z occ Uiso U(1,1) U(2,2) U(3,3) U(1,2) U(1,3) U(2,3) Zn .78969 .84232 0 .00475 .00602 .00367 .00458 -.00075 -.00007 .00008 Si 0 .85672 .4908 .00384 .0052 .0026 .0037 0 0 -.0003 O1 .8362 .7964 .3649 .0060 .0086 .0065 .0052 -.0036 -.0008 .0008 O2 0 .8416 .8084 .0060 .0067 .0066 .0049 0 0 .0004 O3 .6826 0 .9453 .0129 .0075 .0044 .0267 0 -.0007 0 O4 0 0 .3967 .0066 .0102 .0026 .0071 0 0 0 H3 .69 0 .759 .5 .05 H3' .569 0 .98 .5 .05