Database of Zeolite Structures
 

Framework Type RWR
Reference Material
  Material Name: RUB-24    
 
Chemical Formula:
 
[Si32O64]-RWR
   
Unit Cell:§
 
tetragonal

 I 41/a m d (# 141)
    a' = 7.6677 Å b' = 7.6677 Å c' = 27.0625 Å  
    α' = 90.000° β' = 90.000° γ' = 90.000°  
   
Framework Density:
 
20.1 T/1000 Å3
 
 
Channels:
 
[100] 8 2.8 x 5.0* || [010] 8 2.8 x 5.0* --- nonintersecting 1-d 8-ring channels
Dimensionality
  Sorption (molecular cross section > 3.4Å): 1-dimensional
  Topological (pore opening > 6-ring): 1-dimensional
 
Stability:
 
stable at 900°C
   
References:
  Marler, B., Ströter, N. and Gies, H.
  "The structure of RUB-24, Si32O64, a new pure silica zeolite obtained by condensation of an intercalated layer silicate"
Recent Research Reports, 14th IZC, Cape Town, South Africa, , 15-16 (2004)
Material name:   RUB-24
Chemical formula:   [Si32O64]-RWR
  § Marler, B., Ströter, N. and Gies, H.
  "The structure of the new pure silica zeolite RUB-24, Si32O64, obtained by topotactic condensation of the intercalated layer silicate RUB-18"
Microporous Mesoporous Mat., 83, 201-211 (2005)
 
 
Name and Code derivation:
    Ruhr University Bochum - twenty-four
  RUB-24 (twenty-four)
  RWR
 
 
§ Chemical Formula and Unit Cell taken from the reference marked with this sign
Limiting Rings
 
8-ring viewed along <100>