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: A20#2
_database_code_amcsd 0002921
5.3257 9.2254 10.3070 90 99.926 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)
AlT  .57616 .16672 .22873 .27  .86 0.0086 0.0095 0.0155 -0.0003 0.0046  0.0001
SiT  .57616 .16672 .22873 .73  .86 0.0086 0.0095 0.0155 -0.0003 0.0046  0.0001
MgM1      0     .5     .5 .88  .79 0.0080 0.0075 0.0155       0 0.0051       0
FeM1      0     .5     .5 .12  .79 0.0080 0.0075 0.0155       0 0.0051       0
MgM2      0 .83241     .5 .89  .75 0.0072 0.0077 0.0145       0 0.0040       0
FeM2      0 .83241     .5 .11  .75 0.0072 0.0077 0.0145       0 0.0040       0
K         0      0      0     2.91 0.0387 0.0398 0.0328       0 0.0085       0
O1   .83088 .22634 .17177     1.80 0.0198 0.0275 0.0227 -0.0066 0.0076 -0.0036
O2   .50953      0 .17173     1.87 0.0295 0.0192 0.0219       0 0.0026       0
O3   .62998 .16682 .39159      .85 0.0108 0.0100 0.0121  0.0002 0.0043 -0.0007
O4   .13254      0 .39761      .95 0.0113 0.0111 0.0141       0 0.0039       0
H      .130      0   .313     2.35