Natrolite-NH4 exchanged
Stuckenschmidt E, Kassner D, Joswig W, Baur W H
European Journal of Mineralogy 4 (1992) 1229-1240
Flexibility and distortion of the collapsible framework
of NAT topology: the crystal structure of NH4-exchanged natrolite
_database_code_amcsd 0006462
17.899 18.390 6.529 90 90 90.0 C2_1
atom      x      y     z  Uiso
Si11 .49966 .49286 .0007 .0088
Si13 .25710 .75007 .7496 .0103
Si21 .34558 .28565 .6255 .0081
Si22 .64876 .71517 .6245 .0077
Si23 .40258 .53316 .3731 .0084
Si24 .09972 .96398 .3742 .0092
Al11 .46489 .40239 .6169 .0081
Al12 .53541 .59234 .6170 .0082
Al13 .28664 .65342 .3645 .0086
Al14 .21584 .84406 .3653 .0086
O11   .5116  .5629 .8579 .0152
O12   .4839  .4191 .8726 .0142
O13   .2687  .6772 .6196 .0179
O14   .2409  .8211 .6146 .0187
O21   .4297  .3147 .5870 .0112
O22   .5652  .6820 .6280 .0102
O23   .3184  .5635 .3569 .0120
O24   .1843  .9335 .3604 .0120
O31   .4015  .4655 .5275 .0170
O32   .6022  .5382 .5054 .0185
O33   .6496  .7872 .7583 .0162
O34   .3505  .2179 .7805 .0131
O41   .2955  .3487 .7227 .0163
O42   .7072  .6561 .7049 .0163
O43   .4604  .5948 .4480 .0125
O44   .5439  .4052 .4688 .0176
O51   .3132  .2613 .3998 .0159
O52   .6674  .7334 .3803 .0142
O53   .5748  .4829 .1414 .0190
O54   .4264  .5064 .1476 .0170
N1    .4474  .2852 .0900 .0203
H11    .425   .287  .224 .0203
H12    .454  .3353  .054 .0203
H13    .495   .264  .091 .0203
H14    .415   .261  .001 .0203
N2    .4741  .8104 .6512 .0204
H21    .509   .837  .740 .0204
H22    .454   .840  .547 .0204
H23    .429   .789  .719 .0204
H24    .495   .771  .583 .0204
N3    .7208  .4438 .8947 .0301
H31    .731   .410  .786 .0301
H32    .725   .422 1.027 .0301
H33    .752   .486  .886 .0301
H34    .671   .461  .863 .0301
N4    .2940  .5437 .8640 .0380
H41    .277   .576  .762 .0380
H42    .334   .516  .817 .0380
H43    .309   .571  .978 .0380
H44    .252   .514  .909 .0380