Database of Zeolite Structures
 
 
Framework Type OBW
Framework
Cell Parameters: tetragonal I 4/m m m (# 139)  
    a = 13.9144 Å b = 13.9144 Å c = 30.8439Å  
  α = 90.000° β = 90.000° γ = 90.000°  
Volume = 5971.7Å3  
RDLS = 0.0072  
  Framework density (FDSi): 12.7 T/1000 Å3  
  Topological density: TD10 = 756 TD = 0.689892  
Ring sizes (# T-atoms): 10  8  4  3    
Channel dimensionality: Topological (pore opening > 6-ring): 3-dimensional  
  Maximum diameter of a sphere:  
  that can be included 9.26 Å  
that can diffuse along a:   5.18 Å b:   5.18 Å c:   3.62 Å  
Accessible volume: 22.73   %  
Secondary Building Units: 3-1 AND 3 (2:5)          
Composite Building Units:
lov
vsv
obw (t-trc )
Natural Tiling t-obw t-trc
Framework images
(click on icon for larger image)

Viewed normal to [001]

projection along [001]
projection along [100]
large cage]

 


Year code assigned 2004
Data last updated Jul 1, 2007