Geology Reference
In-Depth Information
Table 12.5: The exergy and exergy cost of mineral reserves, and world re-
sources. Values are expressed in ktoe.- continued from previous page.
Production
Reserves
Resources
B
B
B
Substance
reported
by USGS
Mineral ore
B
B
B
Lithium
Li in brines
N.A.
N.A.
1.54E+03
1.33E+05
3.95E+03
3.42E+05
Magnesium
Magnesite
1.58E+02
N.A.
N.A.
N.A.
N.A.
N.A.
Manganese
Pyrolusite
2.72E+02
5.11E+03
1.10E+04
2.07E+05
N.A.
N.A.
Mercury
Cinnabar
1.10E-01
9.17E+02
5.58E+00
4.65E+04
5.00E+01
4.17E+05
Molybdenum Molybdenite
9.11E+01
4.86E+03
3.63E+03
1.94E+05
8.10E+03
4.32E+05
Nickel
Garnierite
(laterites)
9.39E+00
3.87E+03
4.25E+02
1.75E+05
N.A.
N.A.
Nickel
Pentlandite
(sulfides)
3.89E+02
1.17E+04
1.76E+04
5.31E+05
N.A.
N.A.
Niobium
Columbite
1.52E+00
N.A.
7.00E+01
N.A.
N.A.
N.A.
Phosphate
rock
Fluorapatite
9.15E+01
1.39E+03
9.10E+03
1.38E+05
N.A.
N.A.
PGM
Cooperite
5.28E-02
N.A.
8.07E+00
N.A.
1.14E+01
N.A.
Potash
Sylvite
8.77E+02
1.05E+06
2.14E+05
2.58E+08
6.30E+06
7.58E+09
REE
Bastnaesite
3.69E+00
1.22E+03
2.72E+03
8.99E+05
N.A.
N.A.
Rhenium
Re in molybdenite
4.32E-03
1.43E+02
1.91E-01
6.32E+03
8.41E-01
2.78E+04
Selenium
Se in Cu ores
1.73E-01
N.A.
1.01E+01
N.A.
N.A.
N.A.
Silicon
Quartz
2.28E+01
N.A.
N.A.
N.A.
N.A.
N.A.
Silver
Argentite
1.70E+00
3.85E+03
3.20E+01
7.24E+04
N.A.
N.A.
Strontium
Celestine
6.87E+00
N.A.
9.43E+01
N.A.
1.39E+04
N.A.
Tantalum
Tantalite
1.55E-02
1.39E+04
1.46E+00
1.30E+06
N.A.
N.A.
Tellurium
Te in Cu ores
N.A.
N.A.
1.40E+00
N.A.
N.A.
N.A.
Thorium
Thorite
N.A.
N.A.
5.78E+01
N.A.
N.A.
N.A.
Tin
Cassiterite
3.08E+00
3.13E+03
5.77E+01
5.86E+04
N.A.
N.A.
Ti-rutile
Rutile
4.34E+00
1.35E+02
3.14E+02
9.75E+03
9.00E+02
2.79E+04
Ti-ilmenite
Ilmenite
1.37E+02
7.52E+02
1.37E+04
7.53E+04
4.02E+04
2.21E+05
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