Cordierite Malcherek T, Domeneghetti M C, Tazzoli V, Ottolini L, McCammon C A, Carpenter M A American Mineralogist 86 (2001) 66-79 Structural properties of ferromagnesian cordierites Sample: 126231 Tanzania _database_code_amcsd 0002606 17.0645 9.7281 9.3515 90 90 90 Cccm atom x y z occ Uiso U(1,1) U(2,2) U(3,3) U(1,2) U(1,3) U(2,3) MgM .33736 0 .25 .917 .00639 .00543 .00592 .00782 0 0 -.00016 FeM .33736 0 .25 .083 .00639 .00543 .00592 .00782 0 0 -.00016 AlT11 .25 .25 .25020 .985 .00585 .00694 .00534 .00529 .00145 0 0 FeT11 .25 .25 .25020 .015 .00585 .00694 .00534 .00529 .00145 0 0 SiT16 0 .5 .25 .992 .00492 .00428 .00596 .00450 0 0 0 FeT16 0 .5 .25 .008 .00492 .00428 .00596 .00450 0 0 0 SiT21 .19258 .07786 0 .00421 .00451 .00355 .00457 .00025 0 0 SiT23 .13513 -.23727 0 .00435 .00395 .00443 .00467 -.00055 0 0 AlT26 .05091 .30800 0 .00453 .00388 .00489 .00481 .00046 0 0 O11 .24727 -.10284 .35879 .00783 .00980 .00692 .00676 -.00046 .00322 -.00096 O16 .06223 -.41618 .34898 .00748 .00634 .00913 .00696 -.00072 .00027 -.00314 O13 -.17310 -.31010 .35851 .00800 .00805 .00859 .00735 .00131 -.00190 -.00240 O26 .04303 -.24727 0 .01158 .00442 .01468 .01565 -.00236 0 0 O21 .12227 .18445 0 .01156 .00934 .00969 .01564 .00528 0 0 O23 .16444 -.07961 0 .01104 .01240 .00450 .01620 -.00292 0 0 WatCh1 0 0 .25 .38 .161 NaCh2 0 0 0 .084 .038 .038 .022 .053 0 0 0 CCh1c 0 0 .25 .192 .031 OCh1x .05953 0 .25 .192 .082