Table: Mineral reference prices for the first period of May

Nickel (USD/dmt)

15,049.23

15,539.69

16,126.33

15,534.62

15,276.33

16,021.67

15,660

15,822.95

17,072.14

16,175.23

15,908.1

16,812.73

18,823.86

Cobalt (USD/dmt)

33,274.62

33,710.63

31,390

22,890

21,426

28,493.81

24,300

24,275.45

24,184.52

24,105

26,031.9

26,628.41

26,980.91

Lead (USD/dmt)

1890.35

1,976.31

2,041.23

1,978.5

1,956.43

2,111.6

2,012.14

1,989.41

2,054.43

2,008

1,993.69

2,154.93

2,196.05

Zinc (USD/dmt)

2594.27

2,800.34

2,902.43

2,826.27

2,811.47

2,433.21

3,052.05

3,045.48

3,040.48

2,796.11

2,631.62

2,861.05

2,894.52

Aluminum (USD/dmt)

2355.31

2,517.47

2,687.27

2,673.04

2,659.1

2,195

2,565.23

2,591.86

2,571.50

2,430.32

2,244.1

2,440.32

2,562.36

Copper (USD/dmt)

9096.92

9,525.19

9,763.87

9,484

9,362.83

8,313.83

8,945.3

9,280.23

9,617.00

9,093.91

8,903.07

9,579.11

9,978.75

Gold as byproduct (USD/ounce)

3216.94

3,056.28

2,973.68

2,910.6

2,907.23

2,022.29

2,651.36

2,689.46

2,650.71

2,522.18

2,425.49

2,373.25

2,344.47

Silver as byproduct (USD/ounce)

31.94

32.86

33.14

32.21

32.41

22.7

30.87

32.43

31.44

29.39

28.1

30.15

30.34

Manganese (USD/dmt)

2.99

3.03

3.04

3.03

3.01

3.52

3.28

3.71

3.73

3.94

4.14

3.85

3.54

Iron Ore Laterite/Hematite/Magnetite (USD/dmt)

1.43

1.49

1.48

1.54

1.57

1.96

1.52

1.48

1.45

1.36

1.45

1.57

1.66

Chrome ore (USD/dmt)

6.37

6.37

6.37

6.37

6.37

6.37

6.37

6.37

6.37

6.37

6.37

6.37

6.37

Ilmenite concentrate (USD/dmt

-

-

-

-

-

7.55

7.17

7.36

7.49

7.48

7.39

7.29

7.44

Titanium concentrate (USD/dmt)

10.74

10.72

10.77

10.74

10.74

12.3

10.67

11.12

11.64

11.7

11.79

11.94

12.28