Database of Zeolite Structures
 

Framework Type ANA
Reference Material
  Material Name: Analcime    
 
Chemical Formula:		  
|Na16 (H2O)16 | [Al16Si32O96]-ANA		  
   
Unit Cell:§ 		 
cubic
 I a -3 d (# 230)
    a' = 13.7300 Å b' = 13.7300 Å c' = 13.7300 Å  
    α' = 90.000° β' = 90.000° γ' = 90.000°  
   
Framework Density: 		 
18.5 T/1000 Å3
 
  
Channels: 		 
irregular channels formed by highly distorted 8-rings
Dimensionality
  Sorption (molecular cross section > 3.4Å): 0-dimensional
  Topological (pore opening > 6-ring): 3-dimensional
   
References:
  Taylor, W.H.
  "The structure of analcite (NaAlSi2O6·H2O)"
Z. Kristallogr., 74, 1-19 (1930)
Material name:   Analcime
Chemical formula:   [Al16Si32O96]-ANA
  § Ferraris, G., Jones, D.W. and Yerkess, J.
  "A neutron diffraction study of the crystal structure of analcime, NaAlSi2O6·H2O"
Z. Kristallogr., 135, 240-252 (1972)
  Knowles, C.R., Rinaldi, F.F. and Smith, J.V.
Indian Mineral., 6, 127- (1965)
Material name:   Analcime
Chemical formula:   [Al16Si32O96]-ANA
 
  
Name and Code derivation:
    Analcime
  ANA
 
 
§ Chemical Formula and Unit Cell taken from the reference marked with this sign
Limiting Rings
 
distorted 8-ring viewed along [110]


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