Natrolite
Peacor D R
American Mineralogist 58 (1973) 676-680
High temperature, single-crystal X-Ray study of natrolite
T = 25 C
_database_code_amcsd 0000372
18.43 18.71 6.52 90 90 90 Fdd2
atom      x      y      z Biso B(1,1) B(2,2) B(3,3)  B(1,2)  B(1,3)  B(2,3)
Si1       0      0      0 0.52 .00055 .00045 .00116  .00005       0       0
Si2  .15327 .21139 .62286 0.48 .00035 .00036 .00277 -.00003 -.00005 -.00001
Al   .03740 .09368 .61540 0.49 .00047 .00026 .00282 -.00001 -.00009 -.00002
Na    .2207  .0308  .6176 1.34 .00101 .00091 .00817 -.00011 -.00030 -.00032
O1    .0228  .0683  .8654 1.09 .00122 .00076 .00330 -.00013  .00010  .00038
O2    .0702  .1818  .6094 0.65 .00043 .00050 .00402 -.00006  .00000 -.00003
O3    .0983  .0351  .5005 1.03 .00078 .00058 .00723  .00013  .00010 -.00097
O4    .2064  .1529  .7255 1.02 .00057 .00069 .00776  .00017 -.00082  .00019
O5    .1805  .2275  .3900 1.06 .00082 .00111 .00298 -.00015  .00053  .00038
Wat   .0563  .1894  .1109 1.81 .00165 .00129 .00815  .00011 -.00012 -.00010