Structure Type 096: Al2Si2O5(OH)4 (Kaolinite)
(Si blue, O red, Al green, OH groups light brown)
Spacegroup Symbol: |
C 1 |
Origin Offset: |
(none) |
Lattice Type: |
C |
Unit Cell Parameters |
|||||
a [A] |
b [A] |
c [A] |
alpha [deg] |
beta [deg] |
gamma [deg] |
5.1400 |
8.9300 |
7.3700 |
91.800 |
104.500 |
90.000 |
Fractional Coordinates of Atoms in the Asymmetric Unit |
||||
Site Label |
Element |
x |
y |
z |
Al1 |
Al |
0.5020 |
0.1720 |
0.0030 |
Al2 |
Al |
0.0020 |
0.3300 |
0.0020 |
O1 |
O |
0.7540 |
0.3150 |
0.1550 |
O2 |
O |
0.6900 |
0.0040 |
0.1570 |
O3 |
O |
0.7910 |
0.1650 |
0.4820 |
O4 |
O |
0.6120 |
-0.1200 |
0.4550 |
O5 |
O |
0.1080 |
-0.0580 |
0.4550 |
OH1 |
OH |
0.7780 |
0.1800 |
-0.1400 |
OH2 |
OH |
0.2780 |
0.3200 |
-0.1380 |
OH3 |
OH |
0.3160 |
-0.0080 |
-0.1360 |
OH4 |
OH |
0.2480 |
0.1840 |
0.1550 |
T1 |
Si |
0.8000 |
0.3220 |
0.3820 |
T2 |
Si |
0.8000 |
0.0000 |
0.3850 |
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