Database of Zeolite Structures
 

Framework Type AFN
Coordination Sequences and Vertex Symbols
T-atom Name
N1 to N10 (or 12)
Vertex Symbola
T1
4
9
19
33
51
76
98
123
162
203
0
0
4·4·4·82·6·84
T2
4
9
18
31
49
72
99
130
160
198
0
0
4·4·4·82·6·62
T3
4
9
17
30
49
75
102
125
157
202
0
0
4·6·4·8·4·87
T4
4
10
21
35
50
71
100
132
164
198
0
0
4·4·6·8·8·82

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:
T1,2 T3 T4