Database of Zeolite Structures
 

Framework Type BPH
Coordination Sequences and Vertex Symbols
T-atom Name
N1 to N10 (or 12)
Vertex Symbola
T1
4
9
17
28
42
60
84
113
140
169
0
0
4·4·4·82·62·8
T2
4
9
16
25
39
61
86
111
141
173
0
0
4·4·4·6·6·12
T3
4
9
18
30
43
62
85
105
135
180
0
0
4·8·4·8·4·8

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:
T1,2 T3