Database of Zeolite Structures
 

Framework Type AFO
Coordination Sequences and Vertex Symbols
T-atom Name
N1 to N10 (or 12)
Vertex Symbola
T1
4
11
22
38
58
85
115
149
190
235
0
0
4·62·6·63·62·63
T2
4
11
22
41
65
88
111
145
186
231
0
0
4·62·6·63·6·63
T3
4
11
21
36
56
82
115
156
195
231
0
0
4·62·62·63·62·63
T4
4
12
23
37
55
82
118
155
189
232
0
0
6·62·62·62·62·62

aSize and number of shortest 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 T4