Microcline
Dal Negro A, De Pieri R, Quareni S
Acta Crystallographica B34 (1978) 2699-2707
The crystal structures of nine K feldspars from the Adamello
Massif (Northern Italy)
Note: Sample A1D
Locality: Adamello Massif, Northern Italy
_database_code_amcsd 0020535
8.564 12.984 7.201 90.13 116.02 89.53 C-1
atom      x      y      z  occ
K1   .28420 .99866 .13764 .904
Na1  .28420 .99866 .13764 .085
Ca1  .28420 .99866 .13764 .005
Ba1  .28420 .99866 .13764 .006
Al1  .00951 .18514 .22282 .485
Si1  .00951 .18514 .22282 .515
Al2  .00938 .81611 .22545 .305
Si2  .00938 .81611 .22545 .695
Al3  .70914 .11820 .34362  .09
Si3  .70914 .11820 .34362  .91
Al4  .70810 .88282 .34530  .07
Si4  .70810 .88282 .34530  .93
O1    .0004  .1454  .9969
O2    .6363  .0010  .2851
O3    .8258  .1463  .2261
O4    .8276  .8546  .2299
O5    .0351  .3126  .2574
O6    .0353  .6901  .2605
O7    .1827  .1255  .4067
O8    .1799  .8741  .4074