Fluorophlogopite
Hazen R M, Finger L W
American Mineralogist 63 (1978) 293-296
The crystal structures and compressibilities of layer minerals at high
pressure. II. Phlogopite and chlorite
P = 35 kbar, sample is from Franklin, New Jersey, USA
_database_code_amcsd 0000628
5.260 9.100 9.791 90 100.68 90 C2/m
atom    x     y    z  occ Biso
Si   .573 .1663 .212 .738  1.0
Al   .573 .1663 .212 .262  1.0
Mg1     0    .5   .5        .2
Mg2     0 .8316   .5        .3
K       0     0    0  .76  1.2
Na      0     0    0  .16  1.2
Ba      0     0    0  .05  1.2
O1   .821  .225 .156       1.3
O2   .498     0 .156       1.3
O3   .649  .166 .393        .6
F    .124     0 .393  .65   .8
OH   .124     0 .393  .35   .8