Ferrierite-Na Gramlich-Meier R, Gramlich V, Meier W M American Mineralogist 70 (1985) 619-623 The crystal structure of the monoclinic variety of ferrierite Locality: Altoona, Washinton, USA _database_code_amcsd 0000995 18.886 14.182 7.470 90 90.0 90 P2_1/n atom x y z occ U(1,1) U(2,2) U(3,3) U(1,2) U(1,3) U(2,3) NaI .4990 .2731 -.012 .75 .012 .18 .045 .01 .000 .02 KI .4990 .2731 -.012 .25 .012 .18 .045 .01 .000 .02 MgIII .5 .5 0 .25 .03 .5 .19 -.13 -.01 .0 Si11 .1548 .0058 .0004 .861 .013 .015 .016 -.005 .001 -.001 Al11 .1548 .0058 .0004 .139 .013 .015 .016 -.005 .001 -.001 Si21 .0820 .2055 .0026 .861 .007 .014 .016 .001 .000 .004 Al21 .0820 .2055 .0026 .139 .007 .014 .016 .001 .000 .004 Si22 .4143 .3056 .5054 .861 .015 .018 .014 -.003 .003 .000 Al22 .4143 .3056 .5054 .139 .015 .018 .014 -.003 .003 .000 Si31 .2738 .0058 .2935 .861 .021 .014 .018 .006 -.002 .004 Al31 .2738 .0058 .2935 .139 .021 .014 .018 .006 -.002 .004 Si32 .2747 .0057 .7089 .861 .021 .015 .016 -.002 .005 -.005 Al32 .2747 .0057 .7089 .139 .021 .015 .016 -.002 .005 -.005 Si41 .3245 .2083 .2150 .861 .017 .012 .024 -.003 -.007 -.002 Al41 .3245 .2083 .2150 .139 .017 .012 .024 -.003 -.007 -.002 Si42 .1756 .3031 .2983 .861 .021 .015 .015 -.004 .006 .000 Al42 .1756 .3031 .2983 .139 .021 .015 .015 -.004 .006 .000 Si43 .3176 .2124 .7996 .861 .016 .017 .019 .001 .006 .001 Al43 .3176 .2124 .7996 .139 .016 .017 .019 .001 .006 .001 Si44 .1678 .3058 .7119 .861 .014 .007 .021 -.001 .000 .002 Al44 .1678 .3058 .7119 .139 .014 .007 .021 -.001 .000 .002 O11 -.0017 .2088 .034 .013 .049 .05 -.003 .002 .005 O21 .2518 .005 .501 .037 .049 .019 -.01 .005 -.00 O31 .1069 .0975 -.015 .04 .025 .05 .016 -.002 .007 O32 .3993 .4158 .487 .04 .012 .08 .008 .017 .007 O41 .2029 .008 .181 .042 .067 .033 .03 -.012 .00 O42 .2041 -.002 -.176 .038 .064 .034 -.01 .015 -.00 O51 .2506 .255 .279 .042 .034 .05 .013 .015 -.007 O52 .2396 .254 -.236 .023 .039 .064 .010 -.012 -.002 O61 .3403 .2306 .009 .038 .035 .03 -.019 .002 -.003 O62 .1482 .2899 .504 .055 .032 .013 -.004 .003 -.006 O71 .1175 .2535 .176 .05 .055 .029 -.013 -.006 .001 O72 .3898 .2520 .326 .054 .033 .030 -.008 -.009 -.012 O73 .3774 .2634 -.318 .05 .043 .033 .003 .010 .009 O74 .1023 .2619 -.177 .049 .023 .034 -.011 .005 .010 O81 .3237 .0969 .245 .06 .018 .05 -.008 .011 .005 O82 .1790 .4132 .248 .03 .016 .05 .006 .012 .005 O83 .3183 .0997 -.238 .03 .024 .05 .003 -.001 .020 O84 .1707 .4161 -.245 .040 .009 .05 -.012 -.007 .003 WatII .402 .441 .002 .5 .02 .08 .07 -.01 .01 .00 WatII' .096 .071 .505 .5 .11 .10 .05 -.05 .00 .00 WatIV .000 -.007 -.267 .5 .03 .25 .09 -.01 .00 .10 WatV .487 .113 .04 .5 .03 .8 .6 .09 -.12 -.2 WatVI .451 .049 -.031 .5 .15 .4 .35 .22 -.13 -.20 WatVII .490 .072 -.22 .25 .08 .05 .19 .01 -.00 .06 WatVIII .500 .048 .25 .25 .17 .3 .23 -.02 .00 -.24 WatIX .500 .053 .40 .25 .14 .09 .3 -.04 .13 -.13