Muscovite-2M1
Brigatti M F, Frigieri P, Poppi L
American Mineralogist 83 (1998) 775-785
Crystal chemistry of Mg-, Fe-bearing muscovites-2M1
Sample C3-31b from peraluminous granites at Northern Victoria Land, Antarctica
_database_code_amcsd 0002023
5.197 9.022 20.076 90 95.79 90 C2/c
atom     x      y      z occ B(1,1) B(2,2) B(3,3) B(1,2)  B(1,3)  B(2,3)
K        0  .0985    .25 .93  .0162  .0055 .00108      0  .00044       0
Na       0  .0985    .25 .01  .0162  .0055 .00108      0  .00044       0
Si1  .4514 .25841 .13547 .80  .0038 .00151 .00046  .0002  .00010  .00001
Al1  .4514 .25841 .13547 .20  .0038 .00151 .00046  .0002  .00010  .00001
Si2  .9650 .42973 .13537 .80  .0041 .00146 .00044 .00000  .00018  .00003
Al2  .9650 .42973 .13537 .20  .0041 .00146 .00044 .00000  .00018  .00003
Ti2  .2491 .08314 .00003 .01  .0049 .00173 .00052 .00000  .00015  .00003
Fe2  .2491 .08314 .00003 .08  .0049 .00173 .00052 .00000  .00015  .00003
Mg2  .2491 .08314 .00003 .08  .0049 .00173 .00052 .00000  .00015  .00003
Al2  .2491 .08314 .00003 .83  .0049 .00173 .00052 .00000  .00015  .00003
Al1    .75    .25      0 .07
H     .894   .135   .069 .17
O11  .7491  .3116  .1578      .0088  .0045 .00083 -.0013 -.00001  .00041
O21  .2487  .3696 .16895      .0091  .0037 .00070  .0013  -.0002 -.00024
O22  .4190  .0933 .16840      .0132  .0028 .00063  .0001   .0004 -.00002
O31  .3844  .2518 .05355      .0073  .0023 .00058  .0002   .0000  .00014
O32  .9612  .4438 .05345      .0057  .0024 .00051  .0000   .0001  .00003
O4   .9570  .0619 .05038      .0070  .0027 .00065 -.0003   .0004 -.00026