Database of Zeolite Structures
 

Framework Type LOV
Reference Material
  Material Name: Lovdarite    
 
Chemical Formula:		  
|K2Na6 (H2O)9|2 [Be4Si14O36]2-LOV		  
   
Unit Cell:§ 		 
orthorhombic
 P m a 2 (# 131)
    a' = 39.5760 Å b' = 6.9310 Å c' = 7.1530 Å  
    α' = 90.000° β' = 90.000° γ' = 90.000°  
(Relationship to unit cell of Framework Type: a' = 2c, b' = c' = a)
   
Framework Density: 		 
18.3 T/1000 Å3
 
  
Channels: 		 
[010] 9 3.2 x 4.5* <-> [001] 9 3.0 x 4.2*<-> [100] 8 3.6 x 3.7*
Dimensionality
  Sorption (molecular cross section > 3.4Å): 1-dimensional
  Topological (pore opening > 6-ring): 3-dimensional
   
References:
  Merlino, S.
  "Lovdarite: three-membered rings in a framework silicate"
Acta Crystallogr. (Suppl.), A37, C189 (1981)
Material name:   Lovdarite
Chemical formula:   [Be4Si14O36]2-LOV
  § Merlino, S.
  "Lovdarite, K4Na12(Be8Si28O72)·18H2O, a zeolite-like mineral: structural features and OD character "
Eur. J. Mineral., 2, 809-817 (1990)
 
  
Name and Code derivation:
    Lovdarite
  LOV
 
 
§ Chemical Formula and Unit Cell taken from the reference marked with this sign
Limiting Rings
 
9-ring viewed along [010]

9-ring viewed along [001]

8-ring viewed along [100]

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