Muscovite
Catti M, Ferraris G, Ivaldi G
European Journal of Mineralogy 1 (1989) 625-632
Thermal strain analysis in the crystal structure of muscovite at 700 C
T= 700 C
_database_code_amcsd 0006359
5.229 9.076 20.322 90 95.74 90 C2/c
atom     x     y     z occ Biso
K        0 .0983   1/4 .88  5.2
Na       0 .0983   1/4 .11  5.2
Al   .2517 .0836 .0001 .96 1.54
Fe   .2517 .0836 .0001 .03 1.54
Mg   .2517 .0836 .0001 .01 1.54
AlT1 .4642 .9306 .1344 .23 1.51
SiT1 .4642 .9306 .1344 .77 1.51
AlT2 .4510 .2590 .1344 .23 1.49
SiT2 .4510 .2590 .1344 .77 1.49
O1   .4297 .0937 .1670      2.6
O2   .2402 .8208 .1566      3.0
O3   .2397 .3629 .1671      2.7
O4   .4631 .9451 .0534      1.9
O5   .3795 .2514 .0532      1.9
O6   .4576 .5622 .0492      2.7
H     .371  .627  .050      6.3