Geology Reference
In-Depth Information
Table 11.7: Thermodynamic properties of the upper continental crust
(Valero D. et al., 2012). - continued from previous page.
H 0
f i ,
kJ/mol
G 0
f i ,
kJ/mol
Mineral
Formula
i , mol/g
Reference , %
b chi ,
kJ/mol
Molybdenite
MoS 2
1.14E-08
-271.8
-262.8
Robie and Hem-
ingway (1995)
1682.2
Clinohumite
Mg 6:75 Fe 2:25 Si 4 O 16 (OH) 0:5 F 1:5
1.10E-08
-8966.4
-8410.0
1
613.5
Tridymite
SiO 2
1.05E-08
-909.7
-855.9
Faure (1991)
2.3
Euxenite
Y 0:7 Ca 0:2 Ce 0:1 (Ta 0:2 ) 2 (Nb 0:7 ) 2 (Ti 0:025 )O 6
1.02E-08
-2671.5
-2506.3
10
136.7
Gersdor te
NiAsS
9.70E-09
N.A.
-144.3
Lynch (1982)
1189.5
KFe 3+
3
Jarosite
(SO 4 ) 2 (OH) 6
9.57E-09
-3521.7
-3318.7
10
129.0
Mg 5:25 Fe 2+
Humite
1:75 (SiO 4 ) 3 F 1:5 (OH) 0:5
9.46E-09
-6953.7
-6512.3
5
516.2
Scheelite
CaWO 4
9.28E-09
-1646.2
-1419.6
Faure (1991)
139.8
Kornerupine
Mg 1:1 Fe 0:2 Al 5:7 (Si 3:7 B 0:3 )O 17:2 (OH)
9.24E-09
-9172.9
-8624.8
1
173.8
Omphacite
Ca 0:6 Na 0:4 Mg 0:6 Al 0:3 Fe 0:1 Si 2 O 6
7.48E-09
-3075.5
-2904.3
1
38.7
Phenakite
Be 2 SiO 4
7.31E-09
-2146.2
-2033.3
Faure (1991)
34.1
Fe 3+
2 Si 2 O 5 (OH) 4 2(H 2 O)
Hisingerite
6.25E-09
-3229.6
-2895.6
Vieillard (2002)
532.7
Uraninite
UO 2
5.60E-09
-1085.6
-1032.5
Faure (1991)
167.6
Malachite
Cu 2 (CO 3 )(OH) 2
5.46E-09
-1052.1
-906.0
Faure (1991)
18.3
Strontianite
SrCO 3
5.34E-09
-1220.9
-1140.1
Faure (1991)
34.9
Brookite
TiO 2
5.27E-09
-942.4
-821.9
Faure (1991)
86.5
Perovskite
CaTiO 3
5.10E-09
-1662.2
-1575.7
Faure (1991)
58.5
Yttrialite
Y 1:5 Th 0:5 Si 2 O 7
4.64E-09
N.A.
N.A.
N.A.
Azurite
Cu 3 (CO 3 ) 2 (OH) 2
4.38E-09
-1633.3
-1447.5
Faure (1991)
27.1
Copper
Cu
3.90E-09
0.0
0.0
Faure (1991)
134.0
Pyrochlore
NaCaNb 2 O 6 (OH) 0:75 F 0:25
3.47E-09
-2897.9
-2687.3
10
345.0
Bertrandite
Be 4 Si 2 O 7 (OH) 2
3.38E-09
-4586.1
-4300.6
0
72.3
Na 2 Fe 2+
5
Aenigmatite
TiSi 6 O 20
3.16E-09
-8184.4
-7660.9
10
-164.8
Carnotite
K 2 (UO 2 ) 2 (VO 4 ) 2 3H 2 O
2.80E-09
-4907.3
-4585.5
Langmuir
(1978)
720.9
Palygorskite
MgAlSi 4 O 10 (OH)4(H 2 O)
2.77E-09
-6368.4
-5852.6
1
80.3
Dietzeite
Ca 2 (IO 3 ) 2 (CrO 4 )
2.76E-09
-2425.4
-2148.1
10
78.7
Lautarite
Ca(IO 3 ) 2
2.76E-09
-1002.5
-839.3
Wagman et al.
(1982)
71.4
Bornite
Cu 5 FeS 4
2.65E-09
-334.5
-393.1
Faure (1991)
3083.0
Dawsonite
NaAl(CO 3 )(OH) 2
2.51E-09
-1965.3
-1787.3
Faure (1991)
-0.1
Cryolite
Na 3 AlF 6
2.36E-09
-3311.3
-3144.7
Faure (1991)
327.9
Orpiment
As 2 S 3
1.85E-09
-169.1
-168.7
Faure (1991)
2641.2
Sulphur
S 8
1.84E-09
0.0
0.0
Faure (1991)
4858.2
Zinc
Zn
1.55E-09
0.0
0.0
Faure (1991)
339.0
Helvine/ Helvite
Mn 4 Be 3 (SiO 4 ) 3 S
1.45E-09
-5843.9
-5532.4
10
1407.7
Carnallite
KMgCl 3 6(H 2 O)
1.45E-09
-2946.7
0.0
Harvie et al.
(1984)
2611.0
Y 2 Fe 2+ Be 2 (Si 2 O 10 )
Gadolinite
1.41E-09
-5220.0
-4943.3
10
299.7
Xenotime
YbPO 4
1.38E-09
-1868.6
-1790.3
Vieillard and
Tardy (1984)
24.2
Nosean
Na 8 Al 6 Si 6 O 24 SO 4
1.29E-09
-13936.7
-13131.5
5
115.0
Fe 2+
0:5 Mn 0:5 WO 4
Wolframite
1.06E-09
-1246.2
-1146.4
1
120.0
Hydrosodalite
Na 8 Al 6 Si 6 O 24 (OH) 2
9.06E-10
-13408.5
-12678.2
5
193.1
Cerussite
PbCO 3
8.27E-10
-700.0
-627.5
Faure (1991)
20.9
 
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