Tornebohmite-(Ce)
Shen J, Moore P B
American Mineralogist 67 (1982) 1021-1028
Tornebohmite, RE2Al(OH)[SiO4]2: Crystal structure and genealogy of
RE(III)Si(IV) <---> Ca(II)P(V) isomorphisms
_database_code_amcsd 0000881
7.383 5.673 16.937 90 112.04 90 P2_1/c
atom      x      y      z U(1,1) U(2,2) U(3,3) U(1,2) U(1,3) U(2,3)
Ce1  .81254 .73320 .45628 0.0105 0.0059 0.0073 0.0000 0.0058 0.0001
Ce2  .21935 .78459 .36951 0.0128 0.0090 0.0115 0.0001 0.0088 -.0002
Si1   .5286  .2507  .4187 0.0097 0.0040 0.0058 0.0010 0.0038 0.0009
Si2   .9312  .2389  .3381 0.0087 0.0048 0.0055 0.0011 0.0032 -.0002
Al    .4929  .5008  .2503 0.0077 0.0018 0.0037 0.0003 0.0029 -.0002
O1    .3822  .2133  .4665 0.0345 0.0199 0.0277 0.0096 0.0281 0.0097
O2    .7488  .2851  .4845 0.0150 0.0122 0.0112 -.0034 0.0008 0.0008
O3    .5083  .0120  .3614 0.0131 0.0065 0.0072 0.0003 0.0046 -.0008
O4    .4791 -.5097  .3600 0.0146 0.0060 0.0068 0.0008 0.0049 0.0008
O5    .0406  .1733  .2739 0.0133 0.0141 0.0102 0.0001 0.0071 -.0033
O6    .6939  .2561  .2765 0.0104 0.0066 0.0078 -.0009 0.0042 0.0013
O7    .9988  .4764  .3943 0.0137 0.0046 0.0095 -.0007 0.0042 -.0013
O8    .9811  .0234  .4057 0.0109 0.0077 0.0084 -.0008 0.0017 0.0016
OH    .3239  .2450  .2144 0.0088 0.0061 0.0078 0.0012 0.0037 0.0001