Database of Zeolite Structures
 

Framework Type BIK
Reference Material
  Material Name: Bikitaite    
 
Chemical Formula:
 
|Li4 (H2O)4|1/2 [Al4Si8O24]1/2-BIK
 
   
Unit Cell:
 
triclinic

 P 1 (# 63)
    a' = 8.6070 Å b' = 4.9540 Å c' = 7.5970 Å  
    α' = 89.900° β' = 114.440° γ' = 89.990°  
(Relationship to unit cell of Framework Type: a' = b/2 sin(β'), b' = c , c' = a
or, as vectors, a' = (b - a)/2, b' = c, c' = a)
   
Framework Density:
 
20.3 T/1000 Å3
 
 
Channels:
 
[010] 8 2.8 x 3.7*
Dimensionality
  Sorption (molecular cross section > 3.4Å): 0-dimensional
  Topological (pore opening > 6-ring): 1-dimensional
   
References:
  Ståhl, K., Kvick, Å. and Ghose, S.
  "One-dimensional water chain in the zeolite bikitaite: Neutron diffraction study at 13 and 295 K"
Zeolites, 9, 303-311 (1989)
  Kocman, V., Gait, R.I. and Rucklidge, J.
  "The Crystal Structure of Bikitaite, Li[AlSi2O6]·H2O"
Am. Mineral., 59, 71-78 (1974)
Material name:   Bikitaite
Chemical formula:   [Al4Si8O24]1/2-BIK
 
 
Name and Code derivation:
    Bikitaite
  BIK
Limiting Rings
 
8-ring viewed along [010]