Annite
Redhammer G J, Beran A, Schneider J, Amthauer G, Lottermoser W
American Mineralogist 85 (2000) 449-465
Spectroscopic and structural properties of synthetic micas on the
annite-siderophyllite binary: Synthesis, crystal structure refinement,
Mossbauer, and infrared spectroscopy
Sample: sd50no.10
_database_code_amcsd 0002395
5.3732 9.3097 10.2807 90 100.24 90 C2/m
atom     x     y     z  occ Biso
SiT  .5720 .1670 .2261 .648  .69
AlT  .5720 .1670 .2261 .352  .69
Al1      0    .5    .5 .136   .5
Fe1      0    .5    .5 .864   .5
Al2      0 .8318    .5 .184 1.08
Fe2      0 .8318    .5 .852 1.08
K        0     0     0 .936  2.1
O1   .8251 .2255 .1759       1.8
O2   .5216     0 .1711       1.6
O3   .6370 .1690 .3943       1.3
O4   .1332     0 .3924       1.6