Database of Zeolite Structures
 

Framework Type PSI
Coordination Sequences and Vertex Symbols
T-atom Name
N1 to N10 (or 12)
Vertex Symbola
T1
4
11
22
40
63
89
119
157
197
242
294
351
4·62·6·63·62·63
T2
4
11
21
37
59
86
117
153
192
238
289
346
4·62·6·63·62·63
T3
4
12
25
43
63
88
119
157
199
245
294
349
6·62·62·62·62·62
T4
4
11
22
39
61
88
117
154
198
243
290
346
4·62·6·63·62·63
T5
4
11
22
39
61
89
120
156
196
241
292
349
4·62·6·63·62·63
T6
4
11
21
36
57
85
117
153
192
238
290
348
4·62·6·63·62·63
T7
4
12
24
41
62
88
120
158
198
244
293
347
6·62·62·62·62·62
T8
4
12
25
42
62
90
121
155
197
246
295
348
6·62·62·62·62·62
T9
4
11
22
39
61
89
119
153
193
241
294
350
4·62·6·63·62·63

aSize and number of smallest ring on each angle of the T-atom (M. O'Keeffe and S.T. Hyde, Zeolites 19, 370 (1997))
* = no closed ring at this angle
 
Loop configuration of T-atoms:
T1,2,4-6,9 T3,7,8


Copyright © 2017 Structure Commission of the International Zeolite Association (IZA-SC)