Muscovite
Guggenheim S, Chang Y H, Koster van Groos A F
American Mineralogist 72 (1987) 537-550
Muscovite dehydroxylation: High-temperature studies
Sample: T = 525 deg C, from Panasqueira, Portugal
_database_code_amcsd 0001079
5.182 8.993 20.232 90 95.75 90 C2/c
atom     x     y      z  occ B(1,1) B(2,2) B(3,3) B(1,2) B(1,3) B(2,3)
K        0 .0983    .25       .0348  .0127 .00214      0  .0009      0
Al   .2512 .0833 .00013       .0089  .0034 .00085 -.0005 .00014 .00011
AlT1 .4644 .9300 .13402 .227  .0094  .0033 .00079 -.0003 .00027 .00014
SiT1 .4644 .9300 .13402 .773  .0094  .0033 .00079 -.0003 .00027 .00014
AlT2 .4510 .2589 .13416 .227  .0103  .0037 .00080 -.0003 .00000 .00006
SiT2 .4510 .2589 .13416 .773  .0103  .0037 .00080 -.0003 .00000 .00006
O1   .4226 .0933  .1666        .028  .0049 .00121  .0001  .0014 -.0001
O2   .2451 .8156  .1563        .018  .0097 .00150 -.0043 -.0004  .0008
O3   .2456 .3664  .1669        .017  .0081 .00123  .0042 -.0006 -.0005
O4   .4617 .9439  .0531        .010  .0056 .00097  .0012  .0003  .0004
O5   .3830 .2522  .0530        .015  .0039 .00083  .0009 -.0002  .0003
OH   .4568 .5622  .0497  .94   .011  .0055 .00112 -.0017  .0007 -.0004
F    .4568 .5622  .0497  .06   .011  .0055 .00112 -.0017  .0007 -.0004