Database of Zeolite Structures
 

Framework Type NPT
Coordination Sequences and Vertex Symbols
T-atom Name
N1 to N10 (or 12)
Vertex Symbola
T1
4
8
17
32
46
71
95
129
166
199
241
309
3·3·8·8·8·8
T2
4
9
18
32
50
70
95
128
166
212
259
296
3·4·8·8·8·8

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 T2