Geology Reference
In-Depth Information
Table 11.7: Thermodynamic properties of the upper continental crust
(Valero D. et al., 2012).
H 0
f i ,
kJ/mol
G 0
f i ,
kJ/mol
Mineral
Formula
i , mol/g
Reference , %
b chi ,
kJ/mol
Quartz
SiO 2
3.81E-03
-911.6
-857.2
Faure (1991)
1.0
Albite
NaAlSi 3 O 8
5.14E-04
-3927.6
-3704.5
Faure (1991)
4.8
Oligoclase
Na 0:8 Ca 0:2 Al 1:2 Si 2:8 O 8
4.49E-04
-3977.3
-3754.3
Faure (1991)
20.5
Orthoclase/
K-feldspar
KAlSi 3 O 8
4.22E-04
-3977.5
-3752.1
0
-12.8
Andesine
Na 0:6 Ca 0:4 Al 1:4 Si 2:6 O 8
2.03E-04
-4041.7
-3818.3
Faure (1991)
22.0
Opal
SiO 2 0:5H 2 O
1.42E-04
-1044.5
-967.9
5
9.3
Ca 0:9 Na 0:1 Mg 0:9 Fe 2+
Augite
0:2 Al 0:4 Ti 0:1 Si 1:9 O 6
1.27E-04
-3201.5
-3026.8
Robie and Hem-
ingway (1995)
-446.9
Labradorite
Na 0:5 Ca 0:5 Al 1:5 Si 2:5 O 8
9.25E-05
-4072.3
-3848.9
Faure (1991)
24.1
Biotite
K(Mg 2:5 Fe 0:5 )(Si 3 Al)O 10 (OH) 1:75 F 0:25
8.80E-05
-6079.4
-5706.7
1
78.6
Calcite
CaCO 3
8.00E-05
-1207.7
-1129.0
Faure (1991)
11.0
K 0:6 (H 3 O) 0:4 Al 2 Mg 0:4 Fe 2+
Hydromuscovite/
Illite
0:1 Si 3:5 O 10 (OH) 2
7.73E-05
-5694.5
-5307.2
1
182.8
Sillimanite
Al 2 SiO 5
6.15E-05
-2587.4
-2441.0
Faure (1991)
11.7
Paragonite
NaAl 3 Si 3 O 10 (OH) 2
4.95E-05
-5932.5
-5557.6
Faure (1991)
-15.7
Na 0:3 Fe 3+
2
Nontronite
(Si 3:7 Al 0:3 )O 10 (OH) 2 4(H 2 O)
3.88E-05
-6841.0
-5447.7
0.6
18.0
Fe 3+
2 Fe 2+ O 4
Magnetite
3.43E-05
-1118.3
-1015.9
Faure (1991)
122.6
Kaolinite
Al 2 Si 2 O 5 (OH) 4
3.24E-05
-4117.7
-3796.0
Faure (1991)
-9.0
Fe 2+ TiO 3
Ilmenite
3.10E-05
-1237.2
-1163.5
Faure (1991)
123.7
Diaspore
AlO(OH)
2.95E-05
-998.1
-917.6
Faure (1991)
-1.3
Ca 2 Fe 2+
4
Al 0:75 Fe 3+
0:25
Hornblende-Fe
(Si 7 AlO 22 )(OH) 2
2.78E-05
-10976.4
-10303.7
398.5
Muscovite
KAl 3 Si 3 O 10 (OH) 1:8 F 0:2
2.54E-05
-5991.3
-5616.6
1
-13.1
Titanite
CaTiSiO 5
2.28E-05
-2597.1
-2455.1
0
37.2
Fe 2+
3 Al 2 (SiO 4 ) 3
Almandine
2.09E-05
-5305.5
-4969.8
Faure (1991)
335.7
Graphite
C
2.01E-05
0.0
0.0
Faure (1991)
410.3
Ripidolite
(Mg 3:75 Fe 1:25 Al) (Si 3 Al)O 10 (OH) 2 (OH) 6
2.01E-05
-8429.2
-7788.2
0.6
175.2
Ca 2 Fe 3+ Al 2 (SiO 4 ) 3 (OH)
Epidote
1.87E-05
-6466.1
-6076.3
Faure (1991)
43.1
C org
C
1.84E-05
N.A.
N.A.
N.A.
Hydragillite/
Gibbsite
Al(OH) 3
1.77E-05
-1282.2
-1155.8
Faure (1991)
-1.4
Diopside
CaMgSi 2 O 6
1.40E-05
-3031.2
-3026.3
Faure (1991)
47.4
Beidellite
Na 0:33 Al 2:33 Si 3:67 O 10 (OH) 2
1.39E-05
-5691.6
-5317.2
1
39.4
CaFe 2+
0:6 Mg 0:3 Mn 2+
Ankerite
0:1 (CO 3 ) 2
1.36E-05
-2076.8
-1923.1
10
96.6
NaFe 3+ Si 2 O 6
Aegirine
1.32E-05
-2585.5
-2417.2
Robie and Hem-
ingway (1995)
16.5
Andalusite
Al 2 SiO 5
1.25E-05
-2590.4
-2443.0
Faure (1991)
9.7
MgFe 2+ Si 2 O 6
Hyperstene
1.17E-05
-2757.4
-2594.6
Faure (1991)
132.2
Fe 3+ O(OH)
Goethite
1.17E-05
-559.4
-489.2
Faure (1991)
9.7
Halite
NaCl
1.01E-05
-386.3
-384.4
Faure (1991)
14.3
Boehmite
AlO(OH)
9.65E-06
-988.1
-914.1
Faure (1991)
2.2
Bytownite
Na 0:2 Ca 0:8 Al 1:8 Si 2:2 O 8
9.08E-06
-4186.8
-3960.7
Naumov et al.
(1971)
10.5
Phosphate rock
Ca 3 (PO 4 ) 2
8.99E-06
-3886.6
-3878.2
Faure (1991)
32.4
 
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