Sanidine-high Scambos T A, Smyth J R, McCormick T C American Mineralogist 72 (1987) 973-978 Crystal-structure refinement of high sanidine from the upper mantle _database_code_amcsd 0001125 8.595 13.028 7.175 90 115.94 90 C2/m atom x y z occ B(1,1) B(2,2) B(3,3) B(1,2) B(1,3) B(2,3) K .28660 0 .1380 .0068 .00369 .0150 0 .0038 0 Al1 .00991 .18560 .22381 .266 .00442 .00112 .0054 -.00038 .00262 -.00019 Si1 .00991 .18560 .22381 .734 .00442 .00112 .0054 -.00038 .00262 -.00019 Al2 .71075 .11813 .34438 .234 .00435 .00074 .0062 -.00010 .00235 .0000 Si2 .71075 .11813 .34438 .766 .00435 .00074 .0062 -.00010 .00235 .0000 OA1 0 .1470 0 .0101 .00174 .0088 0 .0047 0 OA2 .6400 0 .2849 .0075 .00123 .0117 0 .0022 0 OB .8302 .1476 .2269 .0083 .00313 .0121 -.0007 .0057 -.0000 OC .0351 .3105 .2569 .0071 .00156 .0108 -.0002 .0035 -.0005 OD .1789 .1265 .4038 .0078 .00192 .0082 .0003 .0023 .0001