Database of Zeolite Structures
 
 
Framework Type DAC
Framework
Cell parameters: monoclinic C 1 2/m 1 (# 12)
    a = 18.5740 Å b = 7.5420 Å c = 10.3770 Å  
  α = 90.000° β = 108.917° γ = 90.000°  
Volume = 1375.2 Å3  
RDLS = 0.0036  
  Framework density (FDSi): 17.5 T/1000 Å3  
  Topological density: TD10 = 977 TD = 0.841190  
Essential rings: [101·81·55·41]  
Channel dimensionality: Topological (pore opening > 6-ring): 2-dimensional  
  Maximum diameter of a sphere:  
  that can be included 5.28 Å  
that can diffuse along a:   1.57 Å b:   4.19 Å c:   3.66 Å  
Accessible volume: 9.50   %  
Secondary Building Units: 5-1          
Composite Building Units:
mor (t-tes )
Natural Tiling t-dac-1 t-dac-2 t-dah t-tes
Framework images
(click on icon for larger image)

Viewed along [010]

projection along [010]
viewed along [001]
projection along [001]
10-ring channel viewed normal to [010]
8-ring channel viewed normal to [001]

 


Year code assigned 1978
Data last updated Jul 1, 2007