Eudidymite
Gatta G D, Rotiroti N, McIntyre G J, Guastoni A, Nestola F
American Mineralogist 93 (2008) 1158-1165
New insights into the crystal chemistry of epididymite and eudidymite
from Malosa, Malawi: A single-crystal neutron diffraction study
Locality: Malosa, Malawi
_database_code_amcsd 0004615
12.6188 7.3781 13.9940 90 103.762 90 C2/c
atom      x      y      z occ  Uiso U(1,1) U(2,2) U(3,3) U(1,2) U(1,3) U(2,3)
Na   .02899 .34078 .92853     .0260  .0256  .0299  .0241 -.0089  .0089 -.0102
Be   .16817 .32317 .49710     .0067  .0068  .0058  .0073 -.0005  .0015 .00050
Si1  .20415 .01965 .64127     .0045  .0068  .0026  .0047  .0012  .0024 -.0004
Si2  .25166 .10250 .86648     .0050  .0058  .0037  .0051  .0010  .0005 -.0010
Si3  .02964 .09397 .36195     .0050  .0042  .0062  .0044 -.0006  .0007 -.0011
O1   .07277 .03247 .62614     .0108  .0073  .0108  .0148  .0019  .0038 -.0022
O2   .24036 .18030 .11540     .0127  .0191  .0038  .0159 -.0004  .0055 -.0023
O3   .24045 .16471 .57054     .0073  .0087  .0063  .0076  .0030  .0034  .0004
O4   .23677 .43859 .24484     .0122  .0149  .0167  .0051 -.0022  .0028 -.0009
O5   .15480 .49864 .05623     .0087  .0083  .0079  .0088  .0032  .0001 -.0011
O6   .12854 .05189 .87541     .0103  .0080  .0092  .0138  .0010  .0030 -.0029
O7        0 .17321    .25     .0109  .0169  .0089  .0064      0  .0016      0
O8   .05237 .25694 .43729     .0092  .0073  .0108  .0088 -.0039  .0004 -.0003
H1    .0840  .4645  .7449  .5  .059   .042   .083   .050  -.001   .007  -.018
H2   -.0227  .5419  .7486  .5  .054   .064   .043   .055   .004   .016   .020
OW   .01209 .43098 .74466  .5