Dumortierite Groat L A, Evans R J, Grew E S, Pieczka A The Canadian Mineralogist 50 (2012) 855-872 The crystal chemistry of As- and Sb-bearing dumortierite Sample: D21 Locality: Hartmannsdorf quarry, 12 km northwest of Chemnitz in Saxony, Germany _database_code_amcsd 0019559 4.6971 11.8149 20.2267 90 90 90 Pnma atom x y z occ Uiso U(1,1) U(2,2) U(3,3) U(1,2) U(1,3) U(2,3) Al1A .3334 .75 .25050 .264 .00775 Al1 .410 .75 .24960 .423 .00775 Al1B .479 .75 .24934 .177 .00775 Al2 .55788 .61057 .472550 .9923 .00549 .00417 .00568 .00662 -.00013 -.00032 -.00009 Al3 .05966 .49113 .431125 .9922 .00559 .00402 .00640 .00635 .00010 -.00006 -.00015 Al4 .05850 .35910 .289310 .9885 .00748 .00691 .00759 .00794 .00006 -.00076 .00137 Si1 .0871 .75 .40487 .9614 .0073 .0035 .0051 .0133 .000 -.0001 .000 As1 .108 .75 .3973 .0309 .0065 Sb1 .117 .75 .3789 .0077 .0065 Si2 .58738 .52488 .32822 .9612 .00708 .00427 .0100 .00693 -.00005 .00011 -.00227 As2 .607 .5443 .3218 .0311 .0064 Sb2 .610 .5699 .3143 .0078 .0064 B .2254 .25 .41611 .0067 .0063 .0071 .0067 .000 -.0001 .000 O1 .37674 .75 .45439 .00776 .0055 .0061 .0117 .000 -.0013 .000 O2 .1510 .75 .32637 .9614 .01296 .0125 .0126 .0138 .000 .0045 .000 O3 .89572 .63925 .42440 .00674 .0046 .0065 .0091 -.00013 .0006 .00041 O4 .40157 .43581 .28267 .00724 .0052 .0087 .0078 -.0005 .00030 -.00132 O5 .39524 .55015 .39349 .00663 .0049 .0082 .0068 -.00057 .00028 -.00067 O6 .88067 .45381 .35051 .00795 .0057 .0103 .0079 .0008 -.0010 -.00187 O7 .64890 .63881 .28694 .9612 .01339 .0137 .0130 .0134 -.0039 .0021 .0006 O8 .1639 .25 .35054 .00900 .0137 .0069 .0063 .000 -.0019 .000 O9 .25449 .35110 .44802 .00733 .0081 .0062 .0077 .0004 -.0016 -.00071 O10 .76083 .25 .27239 .00918 .0063 .0084 .0128 .000 -.0012 .000 O11 .75026 .46648 .48806 .00568 .0042 .0063 .0066 -.00029 .00010 .00013