Heulandite-K
Yang P, Armbruster T
Journal of Solid State Chemistry 123 (1996) 140-149
Na, K, Rb and Cs exchange in heulandite single-crystals: X-ray structure
refinements at 100 K
Sample: T = 100 K
Locality: Nasik, India
_database_code_amcsd 0013885
17.636 17.9340 7.397 90 116.00 90 C2/m
atom       x      y      z occ Biso
K1     .0101 -.0967   .413 .26 12.3
K3     .7552     .5 -.0582 .90 2.29
K3'     .290      0   .048 .06  3.8
K4     .0290     .5  .1708 .44 3.47
K4'     .013     .5   .425 .10 3.95
K4"       .5      0     .5 .16 3.95
Al1   .17999 .16907  .1019 .23 1.01
Si1   .17999 .16907  .1019 .77 1.01
Al2   .28612 .08907  .4982 .42 1.12
Si2   .28612 .08907  .4982 .58 1.12
Al3   .29382 .30981  .2857  .2 1.03
Si3   .29382 .30981  .2857  .8 1.03
Al4   .06515 .29789  .4134 .15 1.04
Si4   .06515 .29789  .4134 .85 1.04
Al5        0 .21625      0 .15 1.16
Si5        0 .21625      0 .85 1.16
O1     .3052      0  .5475     2.60
O2     .2302  .1192  .6140     2.24
O3     .1858  .1555  .8916     2.15
O4     .2321  .1018  .2510     1.99
O5         0  .3272     .5     2.69
O6     .0814  .1624  .0624     1.76
O7     .3789  .2709  .4521     2.56
O8     .0086  .2695  .1843     2.30
O9     .2160  .2504  .1968     1.91
O10    .1211  .3687  .4101     2.04
Wat1    .089      0   .018 .18  4.2
Wat2   .3991 -.0930  .0461     6.29
Wat3  -.0811      0   .216 .73  6.5
Wat4       0      0      0 .16 1.70
Wat5   .0753      0   .183 .98  4.1
Wat6    .513      0   .318 .12   .9
Wat7    .021      0    .07 .14 1.60
Wat8    .104      0   .480 .18 9.70
Wat9       0   .459    .02 .12 9.67
Wat10   .862      0   .316 .17   .9