Database of Zeolite Structures
 

Framework Type LTF
Coordination Sequences and Vertex Symbols
T-atom Name
N1 to N10 (or 12)
Vertex Symbola
T1
4
10
19
33
49
74
108
141
177
212
253
304
4·5·4·5·8·8
T2
4
9
19
35
55
79
107
137
172
214
260
315
4·4·4·6·8·8
T3
4
10
20
35
54
77
101
128
165
207
253
307
4·5·4·5·8·12
T4
4
10
20
35
56
79
102
135
180
220
262
309
4·8·4·8·6·6
T5
4
10
21
35
51
71
104
143
177
219
259
298
4·82·4·82·5·6
T6
4
10
21
36
52
72
100
132
174
219
257
299
4·82·4·82·5·6

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:
T1,3-6 T2