Database of Zeolite Structures
 

Framework Type -IFT
Coordination Sequences and Vertex Symbols
T-atom Name
N1 to N10 (or 12)
Vertex Symbola
T1
4
9
16
22
37
48
69
94
127
159
175
207
4·5·4·62·4·143
T2
4
8
15
25
34
46
67
100
131
152
182
201
4·5·4·62·4·14
T3
4
9
15
23
35
49
71
96
124
154
180
218
4·5·4·5·4·14
T4
4
9
16
28
30
46
72
104
128
153
180
209
4·5·4·5·4·143
T5
4
12
18
23
36
55
73
102
125
147
180
224
5·52·5·14·5·16
T6
4
12
20
24
33
49
76
106
128
153
186
215
5·52·5·6·5·142
T7
4
8
15
27
36
47
73
104
123
147
179
219
3·14·4·5·4·5
T8
4
12
16
22
39
62
69
96
128
155
185
220
5·14·5·14·52·6
T9
3
9
15
23
36
42
66
101
128
152
179
200
5·*·5·*·6·*
T10
4
12
16
21
31
53
83
91
123
142
169
226
5·52·5·52·5·62
T11
4
11
19
24
28
49
78
105
125
154
175
205
5·5·5·5·62·62
T12
4
8
14
23
36
53
80
98
108
142
194
235
3·142·4·5·4·5

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:
T1-4 T5,6,8-11 T7,12


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