Mineral Phase

Formula

Zone 1

Zone 2

Zone 3

Mean

Std

Albite

NaAlSi₃O₈

5.89

6.35

6.2

6.15

0.23

Calcite

CaCO₃

12.4

4.55

14.05

10.33

5.08

Chamosite

Fe₂Al₂SiO₅(OH)₄

9

11

4.81

8.27

3.16

Hornblende

(Ca,Na,K)₂(Mg,Fe²⁺,Fe³⁺,Al)⁵[Si₆(Al,Si)₂O₂₂](OH,F)₂

1.11

0.7

5

2.27

2.37

Illite

K_0.6Mg_0.25Al_1.8Al_0.5Si_3.5O₁₀(OH)₂

14

22

10

15.33

6.11

Labradorite

NaAlSi₃O₈ et CaAl₂Si₂O₈

0.85

0.22

1.28

0.78

0.53

Magnétite

Fe₃O₄

0.12

0.1

-

0.11

0.01

Orthoclase

KAlSi₃O₈

4.3

-

3.35

3.83

0.67

Pyrite

FeS₂

-

-

0.37

0.37

-

Quartz

SiO₂

21.3

22.4

32

25.23

5.89

Rutile

TiO₂

0.4

0.45

0.35

0.40

0.05