Orthoclase Angel R J, Ross N L, Zhao J, Sochalski-Kolbus L, Kruger H, Schmidt B C European Journal of Mineralogy 25 (2013) 597-614 Structural controls on the anisotropy of tetrahedral frameworks: the example of monoclinic feldspars Note: T = 1075 K, Sample H003 Locality: Unknown _database_code_amcsd 0020545 8.6849 12.9747 7.2030 90 115.819 90 C2/m atom x y z occ Uiso U(1,1) U(2,2) U(3,3) U(1,2) U(1,3) U(2,3) K .29190 0 .1432 .92 .0802 .0602 .0923 .0852 0 .0290 0 Na .29190 0 .1432 .08 .0802 .0602 .0923 .0852 0 .0290 0 SiT1 .01058 .18734 .22450 .62 .0286 .0314 .0298 .0260 -.0051 .0138 -.00197 AlT1A .01058 .18734 .22450 .38 .0286 .0314 .0298 .0260 -.0051 .0138 -.00197 SiT2 .71666 .11855 .34601 .88 .0280 .0288 .0242 .0303 -.0010 .0124 .00009 AlT2A .71666 .11855 .34601 .12 .0280 .0288 .0242 .0303 -.0010 .0124 .00009 OA1 0 .1490 0 .0494 .0615 .0503 .0404 0 .0261 0 OA2 .6519 0 .2852 .0477 .0494 .0249 .0555 0 .0106 0 OB .8300 .1523 .2294 .0591 .0527 .0728 .0643 -.0122 .0372 .0024 OC .0418 .31360 .2623 .0459 .0412 .0355 .0582 -.0066 .0190 -.0053 OD .1764 .12595 .4066 .0509 .0551 .0521 .0327 .0077 .0073 .0036