Wadsleyite
Holl C M, Smyth J R, Jacobsen S D, Frost D J
American Mineralogist 93 (2008) 598-607
Effects of hydration on the structure and compressibility of wadsleyite, beta-(Mg2SiO4)
Sample: WS3056, 0.005 wt% H2O
_database_code_amcsd 0004546
5.7008 11.4407 8.2582 90 90.000 90 Imma
atom     x      y      z  Uiso U(1,1) U(2,2) U(3,3) U(1,2) U(1,3) U(2,3)
MgM1     0      0      0 .0050  .0024  .0086  .0053      0      0 -.0008
MgM2     0    .25 .97088 .0057  .0020  .0073  .0050      0      0      0
MgM3   .25 .12750    .25 .0045  .0043  .0073  .0054      0 -.0012      0
Si       0 .11990 .61705 .0035  .0025  .0052  .0037      0      0 -.0002
O1       0    .25  .2161 .0040  .0052  .0050  .0048      0      0      0
O2       0    .25  .7165 .0072  .0019  .0062  .0051      0      0      0
O3       0 .98993  .2554 .0068  .0021  .0065  .0051      0      0      0
O4   .2617 .12277 .99216 .0048  .0027  .0077  .0051 -.0004  .0000 -.0002