Lepidolite-1M
Guggenheim S
American Mineralogist 66 (1981) 1221-1232
Cation ordering in lepidolite
type 1M  from Radkovice
_database_code_amcsd 0000851
5.209 9.011 10.149 90 100.77 90 C2/m
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     .5      0       .0190 .00595 .00519       0  .00150       0
Li1         0      0     .5       .0190 .00500 .00520       0  .00330       0
Al2         0 .32890     .5 .650  .0062 .00231 .00213       0  .00050       0
Li2         0 .32890     .5 .280  .0062 .00231 .00213       0  .00050       0
Si      .0810  .1686 .23203 .873  .0065 .00209 .00221 -.00012  .00058 -.00001
Al      .0810  .1686 .23203 .127  .0065 .00209 .00221 -.00012  .00058 -.00001
O1      .0218      0  .1750       .0199  .0029  .0031       0  -.0001       0
O2      .3252  .2319  .1680       .0113  .0056  .0038  -.0028   .0016  -.0003
O3      .1418  .1768  .3945       .0170  .0037 .00223  -.0012   .0004  -.0001
F       .1076     .5  .4017       .0125  .0141  .0030       0   .0011       0