Muscovite-2M1
Brigatti M F, Kile D E, Poppi M
The Canadian Mineralogist 39 (2001) 1171-1180
Crystal structure and crystal chemistry of lithium-bearing muscovite-2M1
Sample: 2a
_database_code_amcsd 0005734
5.197 9.019 20.068 90 95.71 90 C2/c
atom     x     y      z  occ Biso B(1,1) B(2,2) B(3,3) B(1,2) B(1,3) B(2,3)
O11  .7481 .3125  .1586      1.40  .0102  .0055  .0009 -.0018  .0010  .0007
O21  .2467 .3676  .1685      1.44  .0147  .0052  .0007  .0040  .0005 -.0002
O22  .4188 .0925  .1676      1.41  .0203  .0030  .0007  .0001  .0012  .0000
O31  .3905 .2522  .0532       .98  .0124  .0031  .0004  .0002  .0007  .0000
O32  .9580 .4405  .0533       .92  .0073  .0041  .0005 -.0001  .0011  .0002
OH4  .9548 .0647  .0498  .86 1.10  .0152  .0032  .0004 -.0005  .0011 -.0001
F4   .9548 .0647  .0498  .14 1.10  .0152  .0032  .0004 -.0005  .0011 -.0001
NaA      0 .0969    .25  .14 1.76  .0180  .0054  .0010      0  .0007      0
RbA      0 .0969    .25  .02 1.76  .0180  .0054  .0010      0  .0007      0
KA       0 .0969    .25  .84 1.76  .0180  .0054  .0010      0  .0007      0
SiT1 .4524 .2573  .1352 .782  .65  .0074  .0019  .0004 -.0005  .0005  .0000
AlT1 .4524 .2573  .1352 .218  .65  .0074  .0019  .0004 -.0005  .0005  .0000
SiT2 .9645 .4285  .1351 .782  .53  .0060  .0012  .0004 -.0001  .0008  .0001
AlT2 .9645 .4285  .1351 .218  .53  .0060  .0012  .0004 -.0001  .0008  .0001
FeM2 .2526 .0834 .00004  .04  .62  .0069  .0018  .0004 -.0015  .0007  .0001
AlM2 .2526 .0834 .00004  .90  .62  .0069  .0018  .0004 -.0015  .0007  .0001
LiM2 .2526 .0834 .00004  .06  .62  .0069  .0018  .0004 -.0015  .0007  .0001
FeM1   .75   .25      0  .05 2.87
LiM1   .75   .25      0  .02 2.87
MgM1   .75   .25      0  .01 2.87