Thermodynamic properties of synthetic turkestanite KNaCaTh(Si 8 O 20 ) Knyazev, A.; Smirnova, N.; Manyakina, M.; Shushunov, A.; Bulanov, E.; Lelet, M.; Savushkin, I.; The Journal of Chemical Thermodynamics 2016, 92, 8-11
Data
P = 101.325 kPa
T (K) Hm (kJ mol-1)
5 0.0002579
50 1.501
60 2.513
70 3.795
80 5.34
90 7.137
100 9.178
110 11.45
120 13.96
130 16.68
140 19.61
10 0.004078
150 22.73
160 26.03
170 29.51
180 33.16
190 36.96
200 40.92
210 45.04
220 49.3
230 53.7
240 58.24
15 0.02066
250 62.91
260 67.7
270 72.62
273.15 74.19
280 77.65
290 82.8
298.15 87.08
300 88.06
310 93.43
320 98.91
20 0.06451
330 104.5
340 110.2
347 114.2
25 0.1508
30 0.2916
35 0.4948
40 0.7628
45 1.098
44374; calcium potassium sodium thorium(4+) silicate [KNaCaTh(Si8O20)]; 07918