Synthesis
Mixture | 1 SiO2 : 0.2 Ca(OH)2 : 0.35 KOH : 20 H2O |
SDA | K+,Ca2+ |
Temperature | 15.00 °C |
Duration | 7 d |
Conditions | static |
Reference |
Yamamoto, Ikeda, Ideta & Yasuda (2012): Crystal Growth & Design, Volume 12, Issue 1-2, Pages 1354-1361. |
Crystal Structure
Structurally nearly identical materials | None |
Crystal chemically related materials | None |
Chemical composition per unit cell | K4Ca4 [Si16O38] · 7.97 H2O |
Lattice parameters of the 2D cell of the layer |
|
Lattice parameters related to the stacking direction |
|
Space group | Cm |
XRD reflections representing the 2D cell of the layer |
|
XRD reflections representing the layer-layer distance |
|
Reference |
Yamamoto, Ikeda, Ideta & Yasuda (2012): Crystal Growth & Design, Volume 12, Issue 1-2, Pages 1354-1361. |
Properties
Density (calculated) | 2.294 g/cm3 |
Condensation product |
h | k | l | M | 2θ | Icalc | d-hkl |
---|---|---|---|---|---|---|
2 | 0 | 0 | 2 | 7.332 | 59.0 | 12.048 |
1 | 1 | 0 | 4 | 13.120 | 15.9 | 6.742 |
0 | 0 | 1 | 2 | 13.687 | 38.8 | 6.465 |
4 | 0 | 0 | 2 | 14.693 | 100.0 | 6.024 |
2 | 0 | -1 | 2 | 14.948 | 12.6 | 5.922 |
2 | 0 | 1 | 2 | 16.117 | 7.6 | 5.495 |
3 | 1 | 0 | 4 | 16.755 | 0.7 | 5.287 |
1 | 1 | -1 | 4 | 18.761 | 19.0 | 4.726 |
4 | 0 | -1 | 2 | 19.202 | 23.1 | 4.619 |
1 | 1 | 1 | 4 | 19.242 | 3.6 | 4.609 |
4 | 0 | 1 | 2 | 21.023 | 19.2 | 4.222 |
3 | 1 | -1 | 4 | 21.053 | 14.9 | 4.216 |
6 | 0 | 0 | 2 | 22.117 | 6.0 | 4.016 |
3 | 1 | 1 | 4 | 22.324 | 19.1 | 3.979 |
5 | 1 | 0 | 4 | 22.355 | 0.4 | 3.974 |
. | . | . | . | . | . | |
6 | 0 | -1 | 2 | 25.012 | 5.3 | 3.557 |
0 | 2 | 0 | 2 | 25.343 | 23.2 | 3.511 |
5 | 1 | -1 | 4 | 25.408 | 6.7 | 3.503 |
2 | 2 | 0 | 4 | 26.417 | 0.5 | 3.371 |
6 | 0 | 1 | 2 | 27.148 | 30.1 | 3.282 |
5 | 1 | 1 | 4 | 27.175 | 3.8 | 3.279 |
0 | 0 | 2 | 2 | 27.574 | 1.6 | 3.232 |
2 | 0 | -2 | 2 | 27.907 | 17.9 | 3.194 |
7 | 1 | 0 | 4 | 28.862 | 8.9 | 3.091 |
0 | 2 | 1 | 4 | 28.912 | 2.0 | 3.086 |
2 | 0 | 2 | 2 | 29.217 | 3.7 | 3.054 |
4 | 2 | 0 | 4 | 29.418 | 14.0 | 3.034 |
2 | 2 | -1 | 4 | 29.551 | 93.0 | 3.020 |
8 | 0 | 0 | 2 | 29.635 | 23.7 | 3.012 |
4 | 0 | -2 | 2 | 30.158 | 30.0 | 2.961 |
2 | 2 | 1 | 4 | 30.180 | 58.5 | 2.959 |
1 | 1 | -2 | 4 | 30.340 | 19.2 | 2.944 |
1 | 1 | 2 | 4 | 30.954 | 34.3 | 2.887 |
7 | 1 | -1 | 4 | 31.024 | 6.3 | 2.880 |
3 | 1 | -2 | 4 | 31.553 | 9.7 | 2.833 |
8 | 0 | -1 | 2 | 31.601 | 11.0 | 2.829 |
4 | 2 | -1 | 4 | 31.992 | 1.4 | 2.795 |
4 | 0 | 2 | 2 | 32.565 | 7.4 | 2.747 |
7 | 1 | 1 | 4 | 33.088 | 18.3 | 2.705 |
4 | 2 | 1 | 4 | 33.155 | 15.3 | 2.700 |
3 | 1 | 2 | 4 | 33.304 | 0.2 | 2.688 |
6 | 2 | 0 | 4 | 33.883 | 14.4 | 2.643 |
8 | 0 | 1 | 2 | 33.915 | 1.7 | 2.641 |
6 | 0 | -2 | 2 | 33.981 | 6.4 | 2.636 |
5 | 1 | -2 | 4 | 34.420 | 3.6 | 2.603 |
9 | 1 | 0 | 4 | 35.867 | 8.4 | 2.502 |
6 | 2 | -1 | 4 | 35.906 | 31.3 | 2.499 |
5 | 1 | 2 | 4 | 37.099 | 9.2 | 2.421 |
6 | 0 | 2 | 2 | 37.208 | 0.4 | 2.415 |
10 | 0 | 0 | 2 | 37.287 | 0.7 | 2.410 |
9 | 1 | -1 | 4 | 37.413 | 1.1 | 2.402 |
6 | 2 | 1 | 4 | 37.478 | 0.2 | 2.398 |
0 | 2 | 2 | 4 | 37.798 | 1.0 | 2.378 |
2 | 2 | -2 | 4 | 38.051 | 0.4 | 2.363 |
1 | 3 | 0 | 4 | 38.610 | 0.4 | 2.330 |
7 | 1 | -2 | 4 | 38.618 | 0.6 | 2.330 |
10 | 0 | -1 | 2 | 38.659 | 0.9 | 2.327 |
8 | 0 | -2 | 2 | 38.971 | 1.9 | 2.309 |
2 | 2 | 2 | 4 | 39.056 | 1.9 | 2.304 |
8 | 2 | 0 | 4 | 39.381 | 6.1 | 2.286 |
9 | 1 | 1 | 4 | 39.674 | 0.3 | 2.270 |
4 | 2 | -2 | 4 | 39.790 | 9.3 | 2.264 |
3 | 3 | 0 | 4 | 40.088 | 0.2 | 2.247 |
Atom | x | y | z | Biso | Occ. | |
---|---|---|---|---|---|---|
Si1 | 0.1356 | 0.2840 | 0.2580 | 0.01 | 1.000 | |
Si2 | 0.8679 | 0.7180 | 0.7410 | 0.01 | 1.000 | |
Si3 | 0.0659 | 0.0000 | 0.4840 | 0.01 | 1.000 | |
Si4 | 0.9330 | 0.0000 | 0.5030 | 0.01 | 1.000 | |
Si5 | 0.1439 | 0.0000 | 0.8950 | 0.01 | 1.000 | |
Si6 | 0.8524 | 0.0000 | 0.0830 | 0.01 | 1.000 | |
O1 | 0.0000 | 0.0000 | 0.4710 | 0.01 | 1.000 | |
O2 | 0.1160 | 0.5000 | 0.2000 | 0.01 | 1.000 | |
O3 | 0.8800 | 0.5000 | 0.7780 | 0.01 | 1.000 | |
O4 | 0.1865 | 0.2910 | 0.4320 | 0.01 | 1.000 | |
O5 | 0.8086 | 0.7550 | 0.6180 | 0.01 | 1.000 | |
O6 | 0.0849 | 0.1850 | 0.3840 | 0.01 | 1.000 | |
O7 | 0.9164 | 0.8140 | 0.6270 | 0.01 | 1.000 | |
O8 | 0.0878 | 0.0000 | 0.7240 | 0.01 | 1.000 | |
O9 | 0.8896 | 0.0000 | 0.2910 | 0.01 | 1.000 | |
O10 | 0.1431 | 0.1780 | 0.0450 | 0.01 | 1.000 | |
O11 | 0.8798 | 0.8080 | 0.9690 | 0.01 | 1.000 | |
O12 | 0.1969 | 0.0000 | 0.7780 | 0.01 | 1.000 | |
O13 | 0.7916 | 0.0000 | 0.1410 | 0.01 | 1.000 | |
Ca1 | 0.2422 | 0.0000 | 0.5135 | 0.01 | 1.000 | |
Ca2 | 0.7548 | 0.0000 | 0.4900 | 0.01 | 1.000 | |
K1 | 0.1108 | 0.5000 | 0.7230 | 0.02 | 1.000 | |
K2 | 0.8820 | 0.5000 | 0.2220 | 0.02 | 1.000 | |
WO1 | 0.0080 | 0.6190 | 0.8410 | 0.11 | 0.500 | |
WO2 | -0.0059 | 0.5350 | 0.2810 | 0.07 | 0.500 | |
OH1 | 0.2690 | 0.0570 | 0.1840 | 0.02 | 0.500 | |
OH2 | 0.7190 | 0.9270 | 0.8420 | 0.02 | 0.500 |
User Cell Range (natural numbers 1-5):