Phlogopite
Brigatti M F, Medici L, Poppi L, Vaccaro C
The Canadian Mineralogist 39 (2001) 1333-1345
Crystal chemistry of trioctahedral micas - 1M from the Alto Paranaiba
Igneous Province, Southeastern Brazil
Sample: Taa11-1A, ferroan
T-O3 given as 1.663, but I compute 1.647
Locality: Alto Paranaiba Igneous Province, Southeastern Brazil
_database_code_amcsd 0005746
5.329 9.244 10.271 90 99.97 90 C2/m
atom     x      y      z occ Biso B(1,1) B(2,2) B(3,3) B(1,2) B(1,3) B(2,3)
O1   .0134      0  .1699     1.40  .0150  .0020  .0045      0  .0009      0
O2   .3290  .2284  .1706     1.47  .0125  .0051  .0033 -.0016  .0020 -.0005
O3   .1302  .1667  .3904      .51  .0014  .0023  .0014  .0003  .0002  .0000
OH4  .1309     .5  .3962 .92  .56  .0035  .0019  .0015      0  .0001      0
F4   .1309     .5  .3962 .02  .56  .0035  .0019  .0015      0  .0001      0
O4   .1309     .5  .3962 .06  .56  .0035  .0019  .0015      0  .0001      0
SiT  .0757 .16666 .22758 .71  .53  .0023  .0016  .0020  .0001  .0006  .0000
AlT  .0757 .16666 .22758 .28  .53  .0023  .0016  .0020  .0001  .0006  .0000
FeT  .0757 .16666 .22758 .01  .53  .0023  .0016  .0020  .0001  .0006  .0000
MgM1     0      0     .5 .75  .51  .0019  .0015  .0020      0  .0003      0
FeM1     0      0     .5 .22  .51  .0019  .0015  .0020      0  .0003      0
TiM1     0      0     .5 .03  .51  .0019  .0015  .0020      0  .0003      0
MgM2     0  .3327     .5 .75  .53  .0022  .0015  .0020      0  .0001      0
FeM2     0  .3327     .5 .22  .53  .0022  .0015  .0020      0  .0001      0
TiM2     0  .3327     .5 .03  .53  .0022  .0015  .0020      0  .0001      0
NaA      0     .5      0 .02 2.54  .0242  .0084  .0050      0  .0016      0
KA       0     .5      0 .98 2.54  .0242  .0084  .0050      0  .0016      0