Wadsleyite II
Smyth J R, Holl C M, Langenhorst F, Laustsen H M S, Rossman G R, Kleppe A,
McCammon C A, Kawamoto T, van Aken P A
Physics and Chemistry of Minerals 31 (2005) 691-705
Crystal chemistry of wadsleyite II and water in the Earth's interior
Sample: 1
Reported formula: Mg1.71 Fe.18 Al.01 H.33 Si.96 O4
_database_code_amcsd 0008922
5.6884 28.9238 8.2382 90 90 90 Imma
atom     x       y     z  occ  Uiso U(1,1) U(2,2) U(3,3) U(1,2) U(1,3) U(2,3)
Mg1    .25     .25   .75      .0092  .0099  .0081  .0096      0  .0046      0
Mg2     .5  .19993 .4938      .0110   .013  .0051  .0146      0      0  .0004
Mg3     .5  .10025 .5287  .96 .0083  .0096  .0068  .0084      0      0 -.0001
Fe2+3   .5  .10025 .5287  .02 .0083  .0096  .0068  .0084      0      0 -.0001
Fe3+3   .5  .10025 .5287  .02 .0083  .0096  .0068  .0084      0      0 -.0001
Mg4     .5       0    .5      .0109   .012   .006   .014      0      0 -.0026
Mg5    .25  .14993   .25 .904 .0091  .0081  .0112  .0081      0 -.0038      0
Mg6    .25  .04885   .25 .954 .0069  .0061  .0090  .0058      0 -.0003      0
Si1      0     .25 .3774 .253 .0068  .0055  .0068  .0080      0      0      0
Si2      0  .15249 .6167 .458 .0050  .0057  .0043  .0048      0      0  .0002
Si3      0  .04869 .6157 .502 .0073  .0063  .0077  .0078      0      0  .0001
O1       0 -.00491 .2570   .5 .0073   .010   .012   .010      0      0  .0025
O2       0  .09960 .2246   .5 .0109  .0071  .0136  .0119      0      0  .0003
O3       0  .20301 .2598   .5 .0098   .009  .0109  .0089      0      0  .0007
O4   .2377  .05008 .5056      .0126   .016  .0110  .0104 -.0025  .0013 -.0007
O5   .2411  .15066 .5050      .0041  .0023  .0016  .0083  -.002  .0018  .0004
O6   .2416     .25 .4956   .5 .0096   .006   .012   .011      0  .0032      0
O7       0  .09990 .7174   .5 .0099  .0087  .0128  .0082      0      0  .0014
O8       0  .19653 .7468   .5 .0107   .008  .0160  .0081      0      0  .0039