Microcline
Griffen D T, Johnson B T
American Mineralogist 69 (1984) 1072-1077
Strain in triclinic alkali feldspars: a crystal structure study
intermediate
_database_code_amcsd 0000962
8.552 12.975 7.205 90.09 115.92 89.51 C-1
atom       x     y     z occ U(1,1) U(2,2) U(3,3) U(1,2) U(1,3) U(2,3)
Al(1o) .0096 .1850 .2229 .54  .0220  .0149  .0135 -.0032  .0083 -.0015
Si(1o) .0096 .1850 .2229 .46  .0220  .0149  .0135 -.0032  .0083 -.0015
Si(1m) .0093 .8165 .2260 .68  .0211  .0139  .0131  .0018  .0083  .0018
Al(1m) .0093 .8165 .2260 .32  .0211  .0139  .0131  .0018  .0083  .0018
Si(2o) .7086 .1183 .3434 .93  .0191  .0105  .0127 -.0005  .0068  .0003
Al(2o) .7086 .1183 .3434 .07  .0191  .0105  .0127 -.0005  .0068  .0003
Si(2m) .7074 .8829 .3459 .93  .0191  .0105  .0131 -.0009  .0068  .0000
Al(2m) .7074 .8829 .3459 .07  .0191  .0105  .0131 -.0009  .0068  .0000
K      .2838 .9985 .1366 .89  .0189  .0254  .0214  .0000  .0058 -.0001
Na     .2838 .9985 .1366 .11  .0189  .0254  .0214  .0000  .0058 -.0001
O(A1)  .9999 .1442 .9959      .0325  .0176  .0231  .0004  .0128  .0007
O(A2)  .6352 .0012 .2851      .0285  .0130  .0214 -.0008  .0048  .0003
O(Bo)  .8255 .1453 .2263      .0295  .0323  .0264 -.0036  .0182  .0014
O(Bm)  .8273 .8552 .2301      .0303  .0322  .0288  .0036  .0186  .0001
O(Co)  .0344 .3129 .2579      .0248  .0185  .0229 -.0032  .0088 -.0032
O(Cm)  .0353 .6902 .2616      .0252  .0198  .0230  .0027  .0099  .0044
O(Do)  .1842 .1251 .4064      .0291  .0207  .0126  .0004  .0042  .0014
O(Dm)  .1809 .8741 .4077      .0283  .0200  .0131 -.0020  .0037 -.0011