Database of Zeolite Structures
 
 
Framework Type UEI
Framework
Cell Parameters: orthorhombic F m m 2 (# 42)  
    a = 19.4603 Å b = 9.3507 Å c = 15.1067Å  
  α = 90.000° β = 90.000° γ = 90.000°  
Volume = 2748.9Å3  
RDLS = 0.0044  
  Framework density (FDSi): 17.5 T/1000 Å3  
  Topological density: TD10 = 832 TD = 0.708844  
Ring sizes (# T-atoms): 8  6  4    
Channel dimensionality: Topological (pore opening > 6-ring): 2-dimensional  
  Maximum diameter of a sphere:  
  that can be included 5.6 Å  
that can diffuse along a:   1.9 Å b:   3.77 Å c:   3.15 Å  
Accessible volume: 6.53   %  
Secondary Building Units: 6 or   4-2 or   4      
Composite Building Units:
  Chains: dcc
Natural Tiling t-oto t-uei
Framework images
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Viewed along [010]

projection along [010]

 


Year code assigned 2002
Data last updated Jul 1, 2007