Chevkinite-(Nd)
Calvo C, Faggiani R
American Mineralogist 59 (1974) 1277-1285
A re-investigation of the crystal structures of chevkinite and perrierite
Coordinates to O8 revised by Dr. Zhuming Yang, December 2001
Locality: natural, but location not given
_database_code_amcsd 0000433
13.328 5.727 10.971 90 100.91 90 P2_1/a
atom      x       y      z  occ  Uiso
Nd1  .35442  .02260 .23312      .0095
Nd2  .07127 -.03662 .24017      .0094
Si1   .2015   .4972  .2306      .0069
Si2   .3596   .5019  .0470      .0076
Mg        0      .5      0      .0078
Ti1   .2434   .2466     .5 .680 .0082
Mg1   .2434   .2466     .5 .320 .0082
Ti2a      0      .5     .5 .807 .0111
Mg2a      0      .5     .5 .193 .0111
Ti2b     .5      .5     .5 .834 .0093
Mg2b     .5      .5     .5 .166 .0093
O1    .2393  -.2098  .3133      .0075
O11   .2170   .2527  .3130      .0081
O2   -.0247  -.2527  .3742      .0085
O21  -.0214   .2448  .3736      .0093
O3    .4131  -.2493  .0946      .0093
O31   .4437   .2947  .0931      .0107
O4    .1457  -.0104  .4757      .0106
O5    .1511   .5044  .5099      .0105
O6    .0866   .5469  .1686      .0113
O7    .2741   .4477  .1307      .0151
O8    .3132   .4892 -.0985      .0074