Minerals

Chemical formulae

C001

C002

Quartz

SiO2

44.86

31.32

Plagioclase (mainly albite)

(Na,Ca)(Si,Al)4O8

11.74

22.51

Dolomite

CaMg(CO3)2

3.70

15.55

Chlorite

(Mg,Fe)5(Si,Al)4O10(OH)8

6.34

7.14

Muscovite

KAl2(AlSi3O10)(F,OH)2

10.93

8.96

Talc

Mg3Si4O10(OH)2

4.04

3.25

Kaolinite

Al2Si2O5(OH)4

9.25

2.95

Siderite

FeCO3

0.05

3.21

Chalcopyrite

CuFeS2

0.74

1.47

Pyrite

FeS2

0.46

1.54

Pyrrhotite

FeS

0.22

0.24

Actinolite

Ca2(Mg,Fe)5Si8O22(OH)2

0.00

1.75

Goethite

FeO(OH)

7.67

0.13