Na2O-MgO-Al2O3-SiO2 & K2O-CaO-MgO-Al2O3-SiO2
210) 2jd + ta = gl (Carman & Gilbert, 1985)
ln_K x(CO2) P(kbar) T(C) H(low) H(high) miss calc 2sd summary
0 - 37.0 35.0 800 -17.54 -16.09 35.82 2.18 1 (-17.52 <-> -16.12)
cH = -16.69 (sd 0.79)
within bracket
uH = 0.52, d/s = 1.4, h = 0.98
211) 2naph + 3en = 2abh + 6fo + 2H2O (Carman & Gilbert, 1985)
ln_K x(CO2) P(kbar) T(C) H(low) H(high) miss calc 2sd summary
0 0 0.8 820 852 251.59 257.45 -5 815 14 2 (249.33 <-> 251.92)
0 0 1.6 850 870 246.36 249.67 6 876 16 cH = 250.63 (sd 1.37)
within bracket
uH = 0.93, d/s = -1.0, h = 1.00
212) 5phl + 6cc + 24q = 3tr + 5san + 6CO2 + 2H2O (Hewitt, 1975)
ln_K x(CO2) P(kbar) T(C) H(low) H(high) miss calc 2sd summary
0 0.72 6.0 610 600.39 619 14 2 (602.89 <-> 611.41)
0 0.68 6.0 630 611.30 618 14 cH = 605.21 (sd 3.83) 2
0 0.58 6.0 610 603.00 614 14 within bracket
0 0.55 6.0 625 611.84 612 14 uH = 3.05, d/s = 1.4, h = 0.16
* 3dol + san + H2O = phl + 3cc + 3CO2 (Puhan & Johannes, 1974; Puhan, 1978)
ln_K x(CO2) P(kbar) T(C) H(low) H(high) miss calc 2sd summary
-0.12 0.83 2.0 490 161.62 -18 472 14 ** NOT USED **
-0.12 0.75 2.0 490 165.45 455 12 cH = 157.81 (sd 1.39)
-0.12 0.60 2.0 460 164.23 -28 432 12
-0.12 0.47 2.0 470 170.46 417 12
-0.19 0.80 4.0 550 158.90 -6 544 14
-0.19 0.86 4.0 580 160.95 563 14
-0.19 0.64 6.0 575 157.92 -1 574 14
-0.22 0.59 6.0 575 159.96 564 14
213) mu + cc + 2q = san + an + CO2 + H2O (Hewitt, 1973)
ln_K x(CO2) P(kbar) T(C) H(low) H(high) miss calc 2sd summary
0 0.50 2.0 450 500 179.80 189.60 450 4 3 (181.18 <-> 183.61)
0 0.50 4.0 525 540 182.06 184.82 -13 512 4 cH = 179.72 (sd 0.39) 2
0 0.50 5.0 550 560 181.38 183.18 -9 541 4 too low
0 0.50 6.0 575 585 180.99 182.76 -7 568 4 uH = 1.03, d/s = 0.3, h = 0.08
0 0.50 7.0 605 615 181.69 183.42 -11 594 4
* 2zo + mu + 2q = 4an + san + 2H2O (Johannes, 1980)
ln_K x(CO2) P(kbar) T(C) H(low) H(high) miss calc 2sd summary
0 0 4.0 470 490 213.02 217.83 11 501 4 ** NOT USED **
0 0 4.8 510 520 215.22 217.60 12 532 4 cH = 220.57 (sd 0.43)
0 0 5.5 530 555 213.57 219.48 5 560 4
0 0 6.0 555 570 214.93 218.46 9 579 4
0 0 7.0 595 610 215.29 218.78 8 618 4
0 0 8.8 8.0 660 214.33 221.38 8.09 0.10