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The Nussir copper deposit: petrology, mineralogy, geochemistry and distribution of ore mineralization

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Kola provin ce Belom

orian

provin ce LGB

Sveco

fennia n pro

vince C al e d o n id e s

TIB

Karelia

n prov ince

Paleozoic platform cover

Karelian ( 2.5-1.95 Ga)

~

Svecofennian ( 1.95-1.85 Ga)

~

Transscandinavian Igneous

Neoproterozoic Phanerozoic

Borders of geological provinces - exposed B - hidden

:A ;

A B

Archaean ( 3.5-2.5 Ga)

~

Belt (

~

1.85-1.65 Ga)

Repparfjord Tectonic Window

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1

1

1

2 3 2

3

4

4 5

5

5-11

5 5

5 6

7 65

6

6

8

7 10

9

8

10 9 1 0 11 12

13

14

12 13 14

15

16

15 16

17 19

18 17 4

500m

Bh60

NS-08/06

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Sample Na

2

O MgO Al

2

O

3

SiO

2

(%) P

2

O

5

K

2

O CaO TiO

2

MnO Fe

2

O

3

NS-6 3.08 6.50 15.36 55.42 0.14 1.59 1.79 1.51 0.17 14.45

NS-8 6.15 3.06 14.60 54.02 0.23 0.78 4.31 1.93 0.13 14.78

NS-9 1.57 7.15 12.24 56.47 0.13 2.05 4.93 1.71 0.26 13.49

NS-11 2.79 5.67 11.97 51.55 0.50 0.60 12.60 2.14 0.35 11.83

NS-10 4.85 4.07 13.48 48.70 0.15 0.92 7.48 2.09 0.21 18.05

NS-12 4.15 4.56 15.10 53.10 0.20 1.86 1.98 2.14 0.11 16.80

NS-13 0.10 14.84 12.95 46.99 0.20 1.79 5.52 1.78 0.25 15.58

NS-14 3.98 1.73 12.01 63.91 0.15 2.22 9.42 0.76 0.24 5.58

NS-15 3.63 1.50 11.88 67.36 0.15 2.31 9.93 0.56 0.25 2.45

NS-17 2.06 0.87 10.88 69.99 0.12 4.65 8.42 0.47 0.24 2.30

NS-18 1.04 2.39 15.81 64.24 0.12 7.76 1.62 0.59 0.05 6.38

NS-19 2.06 1.01 12.17 70.49 0.11 5.64 6.18 0.37 0.16 1.80

NS-20 1.44 1.00 10.63 70.71 0.10 6.02 5.03 0.47 0.13 4.46

NS-21 1.85 1.33 13.58 64.41 0.11 6.46 6.64 0.48 0.17 4.97

NS-23 0.87 1.57 10.52 66.59 0.12 6.53 6.25 0.53 0.20 6.82

NS-25 1.44 0.40 10.87 71.45 0.11 6.49 2.29 0.55 0.05 6.35

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0 50 100 150 200 250

0.00 5000.00 10000.00 15000.00

Cu (ppm) vs depth

m

ppm 0 50 100 150 200 250

0.00 5000.00 10000.00 15000.00

Ag (ppm) vs depth

m

ppm

0 50 100 150 200 250

0.00 5000.00 10000.00 15000.00

As (ppm) vs depth

m

ppm 0

50 100 150 200 250

0.00 5000.00 10000.00 15000.00

Bi (ppm) vs depth

m

ppm

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0 50 100 150 200 250

0.00 5000.00 10000.00 15000.00

Sb (ppm) vs depth

m

ppm 0 50 100 150 200 250

0.00 5000.00 10000.00 15000.00

Zn (ppm) vs depth

m

ppm

0 50 100 150 200 250

0.00 5000.00 10000.00 15000.00

Sn (ppm) vs depth

m

ppm 0

50 100 150 200 250

0.00 5000.00 10000.00 15000.00

Co (ppm) vs depth

m

ppm

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Sample/Element Li Be Na* Mg* Al* K* Ca* Sc* Ti V Cr Mn* Fe* Co Ni N-1-4а 7.00 0.41 3,800 12,000 22,000 12,000 53,000 4.10 520.0 78.00 41.00 1,300 100,000 16.00 36.00 N-1-4b 10.00 0.73 5,300 19,000 43,000 23,000 54,000 6.90 1,000 89.00 43.00 1,400 61,000 26.00 34.00

Cu Zn As Se Rb Sr Y Zr Nb Mo Ag Cd Sn Sb Te

N-1-4а 170,000 34.00 10.00 6.40 33.00 95.00 5.60 21.00 1.20 18.00 1,000 0.96 1.50 1.70 0.98 N-1-4b 120,000 34.00 8.20 5.90 66.00 100.0 6.80 38.00 1.80 39.00 600.0 0.95 1.30 1.10 1.30

Cs Ba La Ce Pr Nd Sm Eu Gd Tb Dy Ho Er Tm Yb

N-1-4а 0.35 240.0 10.00 18.00 2.00 8.20 1.80 0.56 1.10 0.16 0.84 0.21 0.73 0.14 1.00 N-1-4b 0.59 570.0 12.00 22.00 2.40 10.00 2.30 0.77 1.50 0.20 1.00 0.26 0.85 0.16 1.10

Lu Hf Ta W Re* Pt * Au* Hg Tl Pb Bi Th U

N-1-4а 0.11 0.14 0.14 1.90 0.063 0.01 0.15 0.086 0.036 380.0 21.00 3.60 0.88 N-1-4b 0.13 0.25 0.20 1.30 0.120 0.020 0.13 0.085 0.062 320.0 20.00 5.90 1.50

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→ → → →

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→ →

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Referanser

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