Database of Zeolite Structures
 

Framework Type EWS
Coordination Sequences and Vertex Symbols
T-atom Name
N1 to N10 (or 12)
Vertex Symbola
T1
4
12
25
41
58
83
126
165
196
239
307
370
5·10·5·10·52·6
T2
4
12
18
32
59
96
120
141
195
261
301
339
5·52·52·62·12·124
T3
4
12
18
36
59
87
115
152
199
246
293
346
5·5·5·52·5·10
T4
4
10
19
31
59
90
116
141
195
252
295
336
42·5·5·6·5·6
T5
4
10
19
36
53
85
115
156
194
241
297
352
4·5·4·52·4·10
T6
4
10
20
28
58
94
116
146
192
258
300
342
42·62·5·5·6·6
T7
4
12
23
36
62
90
117
162
190
258
303
354
5·5·5·5·52·6

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:
T1-3,7 T4,6 T5


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