Database of Zeolite Structures
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EAB
Framework Type
EAB
Building Scheme
EAB
Tiling
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EAB
Framework
Related Materials
Bellbergite
(Na, Tetramethylammonium)-E
XPD
Calculated pattern
Bellbergite
(Na, Tetramethylammonium)-E
Measured pattern
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EAB
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EAB
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EAB
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EAB
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EAB
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EAB
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EAB
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Characteristic Units
CBU's
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Loop configurations
SBU's
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Powder Pattern
Framework Type
EAB
Powder Diffraction Pattern for Bellbergite
Input Parameters
Wavelength:
As specified
CrA1 (2.28970 Å)
CrA2 (2.29361 Å)
Cr (2.29090 Å)
FeA1 (1.93604 Å)
FeA2 (1.93998 Å)
Fe (1.93730 Å)
CuA1 (1.54056 Å)
CuA2 (1.54439 Å)
Cu (1.54180 Å)
MoA1 (0.70930 Å)
MoA2 (0.71359 Å)
Mo (0.71070 Å)
AgA1 (0.55941 Å)
AgA2 (0.56380 Å)
Ag (0.56080 Å)
or
Å
keV
2θ range:
° -
°
Step size:
°2θ
Polarization factor:
Background:
Reference peak is
highest peak in 2θ range
peak closest to
°2θ
reflection (
hkl
)
scaled to
Intensity axis:
-
Peak shape
Pseudo-Voigt: (1-
n
)Gaussian +
n
Lorentzian
FWHM = sqrt (U + V tan θ + W tan
2
θ)
Mixing parameter (
n
):
%
Peak range:
FWHM
Peak width:
set UVW at:
U =
V =
W =
Calculate UVW such that
FWHM =
at
°2θ
FWHM =
at
°2θ
FWHM =
at
°2θ
Select Output
List hkl and intensity
List powder pattern
plot powder pattern
Crystal Data
Space Group:
P 6
3
/m m c
(# 194)
Cell parameters:
a
=
13.244 Å
b
=
13.244Å
c
=
15.988 Å
α =
90°
β =
90°
γ =
120 °
Chemical Formula
[
Al
18
Si
18
O
72
]
-
EAB
Refinement:
X-ray single crystal refinement, R=0.122
Reference:
Rüdinger, B., Tillmanns, E. and Hentschel, G.
Miner. Petrol.
,
48
, 147-152 (1993)
Atomic Coordinates:
Atom
Form Factor
x
y
z
PP
B(iso)
K1
K
0.105
0.21
0.25
0.3333
5
Ca1
Ca
0
0
0
1
0.5
Ca2
Ca
0.33333
0.66667
0.13
1
6.9
Sr1
Sr
0.33333
0.66667
0.9119
0.5
2.4
Si1
Si
0.4215
0.3313
0.1538
0.5125
1.09
Si2
Si
0.2476
0
0
0.5125
0.36
Al1
Al
0.4215
0.3313
0.1538
0.4875
1.09
Al2
Al
0.2476
0
0
0.4875
0.36
O1
O
0.1127
0.225
0.003
1
0.5
O2
O
0.6818
0
0.9158
1
1.2
O3
O
0.958
0.327
0.25
1
2.1
O4
O
0.2295
0.459
0.864
1
1.6
O5
O
0.459
0.918
0.862
1
1.8
H2O1
O2-(H2O)
0.33333
0.66667
0.75
1
5
H2O2
O2-(H2O)
0.413
0.826
0.25
1
3.5
H2O3
O2-(H2O)
0.587
0.174
0.965
0.5
3
H2O4
O2-(H2O)
0.218
0.436
0.159
1
3.6
H2O5
O2-(H2O)
0
0
0.643
1
1.4
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IZA-SC
)