Nordite-(La)
Bakakin V V, Belov N V, Borisov S V, Solovyeva L P
American Mineralogist 55 (1970) 1167-1181
The crystal structure of nordite and its relationship to melilite and
datolite-gadolinite
_database_code_amcsd 0000207
14.27 5.16 19.45 90 90 90 Pcca
atom     x     y      z Biso
Na1      0     0      0 2.05
Na2  .0696 .0125  .1693 2.10
Sr     .25     0  .0217  .06
La     .25     0  .3194  .39
Zn     .25    .5  .1687  .91
Si1  .0980 .4542  .0623  .61
Si2  .1019 .5433  .2747  .46
Si3  .1116 .5516 -.0819  .31
O1   .9955 .3389  .0811  .84
O2   .1701 .2995  .1101  .70
O3   .1172 .3537 -.0131 1.49
O4   .1019 .7640  .0672 1.64
O5       0 .6366    .25 1.28
O6   .1783 .7090  .2321  .83
O7   .1221 .6503  .3532 1.00
O8   .1178 .2392  .2714 1.26
O9   .1857 .2226  .4173 1.11