Database of Zeolite Structures
 
 
Framework Type EMT
Framework
Cell Parameters: hexagonal P 63/m m c (# 194)  
    a = 17.2150 Å b = 17.2150 Å c = 28.0820Å  
  α = 90.000° β = 90.000° γ = 120.000°  
Volume = 7207.5Å3  
RDLS = 0.0008  
  Framework density (FDSi): 13.3 T/1000 Å3  
  Topological density: TD10 = 584 TD = 0.493095  
Ring sizes (# T-atoms): 12  6  4    
Channel dimensionality: Topological (pore opening > 6-ring): 3-dimensional  
  Maximum diameter of a sphere:  
  that can be included 11.55 Å  
that can diffuse along a:   6.54 Å b:   6.54 Å c:   7.37 Å  
Accessible volume: 27.39   %  
Secondary Building Units: 6-6 or   6-2 or   6 or   4-2 or   1-4-1 or   4
Composite Building Units:
d6r (t-hpr )
sod (t-toc )
Natural Tiling t-hpr t-toc t-wof t-wou
Framework images
(click on icon for larger image)

Viewed along [001]

projection along [001]
viewed along a
projection viewed along a
12-ring channel along c
arrangement of cages
sod cage arrangement

 


Year code assigned 1992
Data last updated Jul 1, 2007