Rock Type

Graphite Schist

(ATR3)

Graphite-Muscovite-Schist

(ATR5)

Feldespar-Sericite Schist

(ATR1)

Metavolcanics

(ATR2)

Major oxides

SiO₂

70.39

64.17

64.21

67.27

Al₂O₃

15.11

18.55

15.99

15.58

Fe₂O₃

2.72

5.69

6.85

6.04

LiO

4.96

5.89

2.43

1.57

Na₂O

1.44

1.06

4.43

3.67

MgO

1.15

1.5

1.59

1.84

K₂O

2.62

2.15

1.69

1.27

TiO

6.65

0.69

1.63

0.68

Mn

0.11

0.16

0.08

0.05

P₂O₅

0.02

5.16

0.19

0.2

CaO

0.83

0.1

0.88

1.82

Total

106

105.08

99.97

99.99

Trace elements

Cu

28

153.1

67.5

14.8

Cr

222.3

147.6

149.5

67.9

Mn

786

1342.8

536.8

708.5

Sr

111.1

34.6

267

162.3

Zr

195

274.1

162.5

157.6

Ba

182.6

1939

384.5

598.8

Rb

73.3

67.2

41.7

37.6

pb

11.7

12.3

9.4

5.5

Ni

17.7

54.7

18.4

9

Zn

51.7

107.2

62.4

71.6

Co

1.3

14.3

10.5

7.9

Cd

4.4

5

5.8

5.3

Hg

bdl

bdl

bdl

bdl

Sb

bdl

bdl

bdl

bdl

Cs

bdl

bdl

bdl

bdl

Ce

29.4

55.1

27.7

29.7

U

3.3

4.1

0.5

0.1

V

193.4

162.7

89.4

88.3