BEC
Framework Type BEC
Framework
Space Group:P42/mmc
Cell Parameters:
a = 12.769 Åb = 12.769 Åc = 12.977 Å
α = 90.0°β = 90.0°γ = 90.0°
Volume = 2115.87 Å3
RDLS = 0.0040
Framework density (FDSi): 15.1 T/1000 Å3
Topological density:TD10 = 764TD = 0.656640
Ring sizes (# T-atoms): 12   6   5   4            
Channel system: 3-dimensional
Maximum diameter of a sphere:
that can be included6.95 Å
that can diffuse alonga:   6.09 Åb:   6.09 Åc:   6.09 Å
Secondary Building Units:6-2   
Composite Building Units:
d4R
mor
mtw
Coordinates:List (T-atoms), CIF (T and O atoms)
Coordination sequences:
    + Vertex symbols
    + Loop configurations
List
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Year code assigned2001
Data last updated (M/D/Y)07/01/2007

Copyright © 2008 Structure Commission of the International Zeolite Association (IZA-SC)