Phlogopite
Scordari F, Schingaro E, Lacalamita M, Mesto E
American Mineralogist 97 (2012) 430-439
Crystal chemistry of trioctahedral micas-2M_1 from
Bunyaruguru kamafugite (southwest Uganda)
Note: BU3_2
Locality: southwest Uganda
_database_code_amcsd 0020821
5.3255 9.2285 20.1897 90 94.994 90 C2/c
atom      x      y      z  occ U(1,1) U(2,2) U(3,3)  U(1,2) U(1,3)  U(2,3)
K         0 .08367    .25  .94  .0334  .0343  .0364       0  .0027       0
Na        0 .08367    .25  .04  .0334  .0343  .0364       0  .0027       0
Ba        0 .08367    .25  .01  .0334  .0343  .0364       0  .0027       0
Mg1     .75    .25      0 .808  .0086  .0092  .0150  -.0004  .0015  -.0005
Fe1     .75    .25      0 .172  .0086  .0092  .0150  -.0004  .0015  -.0005
Cr1     .75    .25      0  .02  .0086  .0092  .0150  -.0004  .0015  -.0005
Mg2  .24315 .08106 .00001 .676  .0142  .0100  .0133   .0006 .00065   .0037
Fe2  .24315 .08106 .00001 .089  .0142  .0100  .0133   .0006 .00065   .0037
Ti2  .24315 .08106 .00001 .165  .0142  .0100  .0133   .0006 .00065   .0037
Al2  .24315 .08106 .00001 .065  .0142  .0100  .0133   .0006 .00065   .0037
Si1  .46204 .25008 .13692      .00825 .00843 .01235 -.00023 .00086 -.00040
Si2  .96285 .41699 .13687  .48 .00950 .00987 .01248  -.0004 .00083  -.0006
Al3  .96285 .41699 .13687  .48 .00950 .00987 .01248  -.0004 .00083  -.0006
Fe3  .96285 .41699 .13687 .035 .00950 .00987 .01248  -.0004 .00083  -.0006
O11   .7416  .3143 .16528       .0173  .0247  .0159   .0022  .0000  -.0068
O21   .2412  .3526 .16595       .0159  .0240  .0170  -.0025 -.0004   .0055
O22   .4338  .0834 .16590       .0282  .0132  .0164   .0003  .0040   .0003
O31   .4329 .25818 .05437       .0104  .0040  .0127  -.0023  .0010   .0003
O32   .9363 .42577 .05429       .0098  .0033  .0120  -.0017  .0009  -.0005
O4    .9347 .09149 .05091 .915  .0128  .0057  .0126   .0028  .0007   .0007
H      .946   .090   .089 .575  .0128  .0057  .0126   .0028  .0007   .0007
F      .946   .090   .089  .01  .0128  .0057  .0126   .0028  .0007   .0007