Database of Zeolite Structures
 

Framework Type IFO
Coordination Sequences and Vertex Symbols
T-atom Name
N1 to N10 (or 12)
Vertex Symbola
T1
4
11
20
31
49
72
98
127
161
193
232
288
4·63·6·62·62·64
T2
4
10
20
32
47
70
97
126
160
196
232
284
4·4·62·1620·63·63
T3
4
11
22
33
47
69
95
125
165
203
228
265
4·63·6·62·6·63
T4
4
11
20
33
49
66
96
132
159
188
237
280
4·62·6·62·62·64

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:
T1,3,4 T2