Geology Reference
In-Depth Information
Table 10.5: Mineralogical composition of the crepuscular crust. - continued
from previous page.
Mineral
Formula
mass, %
Sanidine
K
0:75
Na
0:25
AlSi
3
O
8
7.31E-02
Distene/ Kyan-
ite
Al
2
SiO
5
7.08E-02
Celestine
SrSO
4
6.70E-02
Fe
2+
Al
9
Si
4
O
23
(OH)
Staurolite
6.56E-02
Fe
2+
3
Mg
2
Al
3+
0:5
Fe
3+
0:5
Si
3
AlO
10
(OH)
2
6.44E-02
Thuringite/
Chamosite
Fe
2+
MgSi
2
O
6
Ferrosilite
6.13E-02
Halite
NaCl
5.89E-02
Boehmite
AlO(OH)
5.79E-02
Thomsonite
NaCa
2
Al
5
Si
5
O
20
6(H
2
O)
4.99E-02
Serpentine/
Clinochrysotile
Mg
3
Si
2
O
5
(OH)
4
4.56E-02
Mg
1:35
Fe
2+
0:55
Ca
0:1
Si
2
O
6
Pigeonite
4.37E-02
MgFe
2+
Si
2
O
6
Bronzite
4.11E-02
Apatite
Ca
5
(PO
4
)
3
(OH)
0:33
F
0:33
Cl
0:33
4.03E-02
Zircon
ZrSiO
4
3.88E-02
K
0:8
Fe
2+
8
Al
0:8
Si
11:1
O
21
(OH)
8:6
6(H
2
O)
Stilpnomelane
3.85E-02
Spodumente
LiAlSi
2
O
6
3.83E-02
Leucoxene
CaTiSiO
5
3.72E-02
Tremolite
Ca
2
Mg
5
Si
8
O
22
(OH)
2
3.48E-02
Clinozoisite
Ca
2
Al
3
(SiO
4
)
3
(OH)
3.41E-02
Ba (H
2
O)Mn
3+
5
O
10
Psilomelane
3.41E-02
Na
2
Mg
2
Fe
2+
Al
2
(Si
8
O
22
)(OH)
2
Crossite
3.31E-02
Pyrite
FeS?2
3.17E-02
Niter
KNO
3
3.00E-02
Talc
Mg
3
Si
4
O
10
(OH)
2
2.91E-02
Vermiculite
Mg
3
Si
4
O
10
(OH)
2
2(H
2
O)
2.82E-02
Enstatite
Mg
2
Si
2
O
6
2.79E-02
Anorthite
CaAl
2
Si
2
O
8
2.75E-02
Rutile
TiO
2
2.73E-02
Zoisite
Ca
2
Al
3
Si
3
O
12
(OH)
2.58E-02
Nitratine
NaNO
3
2.52E-02
Graphite
C
2.43E-02
Fe
2+
CO
3
Siderite
2.43E-02
Mn
2+
Mn
3+
6
SiO
12
Braunite
2.36E-02
Mg
1:6
Fe
2+
0:4
(SiO
4
)
Olivine
2.34E-02
Spessartine
Mn2 + 3Al2(SiO4)3
2.28E-02
Anhydrite
CaSO
4
2.26E-02
Ba
0:8
Pb
0:2
Na
0:125
Mn
4+
6
Fe
3+
1:3
Mn
2+
0:5
Al
0:2
Si
0:1
O
16
Hollandite
2.23E-02
Analcime
NaAlSi2O
6
(H
2
O)
2.23E-02
C org
C
2.23E-02
Fe
2+
Cr
2
O
4
Chromite
1.98E-02
Vesuvianite/
Idocrase
Ca
10
Mg
2
Al
4
(SiO
4
)
5
(Si
2
O
7
)
2
(OH)
4
1.71E-02
Fe
2+
S
Pyrrhotite
1.51E-02
Mn
2+
2
(SiO
4
)
Tephroite
1.23E-02
Corundum
Al
2
O
3
1.22E-02
Gypsum
CaSO
4
2H
2
O
1.21E-02
Continued on next page :::
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