Vladimirite Yang H, Evans S H, Downs R T, Jenkins R A The Canadian Mineralogist 49 (2011) 1055-1064 The crystal structure of vladimirite, with a revised chemical formula, Ca4(AsO4)2(AsO3OH)*4H2O Note: Sample R080001 Locality: Corbriza mine, Copiapo, Chile _database_code_amcsd 0018559 5.8220 10.1750 22.8816 90 96.902 90 P2_1/c atom x y z Uiso U(1,1) U(2,2) U(3,3) U(1,2) U(1,3) U(2,3) Ca1 .67088 .72608 .00248 .00893 .00654 .01062 .00963 -.00001 .00103 -.00118 Ca2 .00529 .85202 .14095 .00889 .00690 .00970 .01001 .00056 .00078 .00104 Ca3 .88886 .32106 .10693 .01121 .00979 .01398 .01017 .00279 .00253 .00264 Ca4 .43349 .36413 .24541 .01008 .00709 .01097 .01175 .00064 -.00073 -.00002 As1 .86863 .54832 .21400 .00729 .00611 .00729 .00828 .00042 .00008 .00038 As2 .54073 .00136 .09702 .00745 .00565 .00761 .00909 .00072 .00094 .00070 As3 .23069 .58485 .04961 .00716 .00516 .00790 .00833 .00013 .00049 .00003 O1 .85658 .71403 .21263 .01023 .00959 .00764 .01368 .00062 .00233 .00126 O2 .13252 .49711 .20182 .01385 .00705 .01508 .02015 .00536 .00464 .00379 O3 .67395 .48099 .16103 .01427 .01296 .01092 .01658 .00070 -.00784 -.00169 O4 .79234 .49182 .27806 .01141 .01077 .01298 .01130 -.00102 .00463 .00240 O5 .54373 .16439 .08186 .00971 .00751 .00777 .01376 .00060 .00085 .00192 O6 .26566 .95039 .08639 .01264 .00269 .01639 .01848 -.00205 -.00026 .00322 O7 .66445 .97783 .16753 .01163 .00952 .01435 .01044 .00136 -.00116 .00165 O8 .71454 .91481 .05847 .01198 .00825 .01385 .01412 .00369 .00252 -.00391 O9 .69988 .38575 .01794 .01269 .00996 .02010 .00800 -.00017 .00108 .00210 O10 .01310 .67449 .06963 .01182 .00829 .01333 .01399 .00317 .00198 -.00315 O11 .19683 .42550 .06268 .01205 .01387 .00649 .01675 -.00123 .00574 .00016 O12H .48805 .63941 .08875 .00922 .00244 .01249 .01181 -.00189 -.00294 .00081 OW1 .02292 .15298 .04195 .01346 .00923 .01358 .01709 .00045 -.00041 .00017 OW2 .25242 .22770 .16284 .01312 .01416 .01275 .01323 .00049 .00490 -.00044 OW3 .76927 .22847 .19861 .01419 .01526 .01218 .01393 -.00035 -.00315 .00083 OW4 .65734 .22946 .31531 .01232 .01160 .01349 .01234 .00084 .00337 .00171 H1 -.06777 .14716 .01838 .03 H2 .07965 .07778 .05729 .03 H3 .22120 .15586 .17657 .03 H4 .32656 .22304 .14200 .03 H5 .74762 .15182 .19028 .03 H6 .87710 .23515 .22272 .03 H7 .71229 .17020 .30609 .03 H8 .59319 .21274 .34230 .03 H9 .56958 .55717 .12278 .03