Database of Zeolite Structures
 
 
Framework Type -ERS
Framework
Cell parameters: hexagonal P -6 2 c (# 190)
    a = 20.1307 Å b = 20.1307 Å c = 14.3718 Å  
  α = 90.000° β = 90.000° γ = 120.000°  
Volume = 5043.8 Å3  
RDLS = 0.0045  
  Framework density (FDSi): 12.3 T/1000 Å3  
  Topological density: TD10 = 641  
Essential rings: [241·61·56]  
Channel dimensionality: Topological (pore opening > 6-ring): 1-dimensional  
  Maximum diameter of a sphere:  
  that can be included 11.96 Å  
that can diffuse along a:   1.65 Å b:   1.65 Å c:   10.07 Å  
Accessible volume: 31.05   %  
Composite Building Units: NONE
Natural Tiling t-ers-1 t-ers-2 t-ers-3 t-ers-4
Framework images
(click on icon for larger image)

Viewed along [001]

projection along [001]
24-ring channel along [001]
projection 24-ring channel along [001]

 


Year code assigned 2025
Data last updated Oct 21, 2025