Cancrinite Ballirano P, Maras A European Journal of Mineralogy 16 (2004) 135-141 The crystal structure of a "disordered" cancrinite Locality: Cava Satom, Cameroon _database_code_amcsd 0007028 12.6216 12.6216 5.1293 90 90 120 P6_3 atom x y z occ Uiso U(1,1) U(2,2) U(3,3) U(1,2) U(1,3) U(2,3) Na 2/3 1/3 .3664 .0309 .0233 .0233 .0462 .0117 0 0 Na1 .8762 .7555 .6885 .41 .0207 .0181 .0188 .0248 .0090 .0005 -.0008 Ca1 .8762 .7555 .6885 .09 .0207 .0181 .0188 .0248 .0090 .0005 -.0008 Na2 .8719 .7469 .733 .445 .0294 .0224 .0442 .0282 .0216 .0085 .0169 Ca2 .8719 .7469 .733 .055 .0294 .0224 .0442 .0282 .0216 .0085 .0169 Si .91733 .58917 .25081 .00850 .00816 .00943 .00829 .00469 .00018 .00043 Al .66291 .58775 .25000 .00865 .00838 .00936 .00859 .00473 .00024 .00028 O1 .79802 .59493 .3432 .0151 .0119 .0227 .0144 .0114 .0017 .0023 O2 .88515 .44900 .2757 .0196 .0221 .0125 .0271 .0108 .0026 .0012 O3 .95548 .64105 .9557 .0158 .0141 .0247 .0097 .0105 .0029 .0040 O4 .67937 .64914 .9394 .0157 .0169 .0236 .0113 .0136 .0013 .0049 CA 0 0 .830 .403 .052 .0148 .0148 .1254 .0074 0 0 OA 0 0 .830 .020 .052 .0148 .0148 .1254 .0074 0 0 SA 0 0 .830 .015 .052 .0148 .0148 .1254 .0074 0 0 OCA .8812 .9422 .825 .418 .054 .0198 .0194 .1202 .0085 .0068 .0033 CB 0 0 .591 .310 .046 .0154 .0154 .1083 .0077 0 0 SB 0 0 .591 .020 .046 .0154 .0154 .1083 .0077 0 0 OB 0 0 .591 .015 .046 .0154 .0154 .1083 .0077 0 0 OCB .8802 .9403 .598 .330 .049 .0154 .0254 .1029 .0087 -.0058 .0056 Wat .6872 .3869 .814 1/3 .058 .0745 .0740 .0309 .0414 .0016 -.0026