Database of Zeolite Structures
 

Framework Type TER
Reference Material
  Material Name: Terranovaite    
 
Chemical Formula:
 
|Na4.2K0.2Mg0.2Ca3.7 (H2O)29 | [Al12.3Si67.7O160]-TER
 
   
Unit Cell:
 
orthorhombic

 C m c m (# 63)
    a' = 9.7470 Å b' = 23.8800 Å c' = 20.0680 Å  
    α' = 90.000° β' = 90.000° γ' = 90.000°  
   
Framework Density:
 
17.1 T/1000 Å3
 
 
Channels:
 
[100] 10 5.0 x 5.0* <-> [001] 10 4.1 x 5.2*
Dimensionality
  Sorption (molecular cross section > 3.4Å): 2-dimensional
  Topological (pore opening > 6-ring): 2-dimensional
   
References:
  Galli, E., Quartieri, S., Vezzalini, G., Alberti, A. and Franzini, M.
  "Terranovaite from Antarctica: A new 'pentasil' zeolite"
Am. Mineral., 82, 423-429 (1997)
 
 
Name and Code derivation:
    Terranovaite
  TER
Limiting Rings
 
10-ring viewed along [100]

10-ring viewed along [001]