Phlogopite
Redhammer G J, Roth G
American Mineralogist 87 (2002) 1464-1476
Single-crystal structure refinements and crystal chemistry of
synthetic trioctahedral micas KM3(Al,Si)4O10(OH)2, where
M = Ni, Mg, Co, Fe, Al
Sample: GaPhl#1 - Ga
_database_code_amcsd 0002928
5.3214 9.2140 10.3896 90 99.717 90 C2/m
atom      x      y      z occ Biso U(1,1) U(2,2) U(3,3)  U(1,2) U(1,3)  U(2,3)
SiT  .57612 .16673 .22866 .75  .53 0.0066 0.0073 0.0065 -0.0001 0.0015  0.0001
GaT  .57612 .16673 .22866 .25  .53 0.0066 0.0073 0.0065 -0.0001 0.0015  0.0001
MgM1      0     .5     .5      .34 0.0033 0.0047 0.0053       0 0.0015       0
MgM2      0 .83269     .5      .35 0.0031 0.0039 0.0062       0 0.0013       0
K         0      0      0     2.14 0.0315 0.0325 0.0170       0 0.0026       0
O1   .83456 .22253 .17097     1.70 0.0211 0.0284 0.0152 -0.0015 0.0034 -0.0048
O2   .50088      0 .17107     1.73 0.0284 0.0207 0.0157       0 0.0013       0
O3   .63028 .16729 .39206     1.73 0.0063 0.0076 0.0108 -0.0005 0.0029 -0.0001
O4   .13357      0 .39915      .64 0.0072 0.0096 0.0074       0 0.0006       0
H      .105      0   .325     2.35