Synthesis
Mixture | Layered α-Na2Si2O5 leached with sulfuric acid |
SDA | H+ |
Temperature | n/a |
Duration | n/a |
Conditions | n/a |
Reference |
Liebau (1964): Zeitschrift für Kristallographie – Crystalline Materials, Volume 120, Issue 1-6, Pages 427-449. |
Crystal Structure
Structurally nearly identical materials | None |
Crystal chemically related materials | None |
Chemical composition per unit cell | H8Si8O20 |
Lattice parameters of the 2D cell of the layer |
|
Lattice parameters related to the stacking direction |
|
Space group | Iba2 |
XRD reflections representing the 2D cell of the layer |
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XRD reflections representing the layer-layer distance |
|
Reference |
Liebau (1964): Zeitschrift für Kristallographie – Crystalline Materials, Volume 120, Issue 1-6, Pages 427-449. |
Properties
Density (calculated) | 1.963 g/cm3 |
Condensation product | Cristobalite [22] |
h | k | l | M | 2θ | Icalc | d-hkl |
---|---|---|---|---|---|---|
0 | 2 | 0 | 2 | 11.483 | 129.8 | 7.700 |
1 | 1 | 0 | 4 | 15.568 | 972.5 | 5.687 |
1 | 3 | 0 | 4 | 22.590 | 1923.3 | 3.933 |
1 | 0 | 1 | 4 | 23.063 | 3673.5 | 3.853 |
0 | 4 | 0 | 2 | 23.083 | 1322.2 | 3.850 |
1 | 2 | 1 | 8 | 25.834 | 239.6 | 3.446 |
2 | 0 | 0 | 2 | 29.160 | 42.3 | 3.060 |
2 | 2 | 0 | 4 | 31.433 | 15.1 | 2.844 |
1 | 5 | 0 | 4 | 32.518 | 13.2 | 2.751 |
1 | 4 | 1 | 8 | 32.858 | 351.5 | 2.724 |
2 | 1 | 1 | 8 | 34.913 | 26.9 | 2.568 |
0 | 6 | 0 | 2 | 34.929 | 24.7 | 2.567 |
0 | 0 | 2 | 2 | 36.191 | 249.4 | 2.480 |
Atom | x | y | z | Biso | Occ. | |
---|---|---|---|---|---|---|
Si1 | 0.8896 | 0.0935 | 0.0000 | - | 1.000 | |
O1 | 0.0000 | 0.0000 | 0.8895 | - | 1.000 | |
O2 | 0.8035 | 0.1141 | 0.7146 | - | 1.000 | |
O3 | 0.0808 | 0.1640 | 0.9651 | - | 1.000 |
User Cell Range (natural numbers 1-5):
No data available