Known reserves

World place

1

Chromium

350 million tonnes

1

2

Lead

14.8 million tonnes

1

3

Zink

34 million tonnes

1

4

Uranium

900 000 tonnes

2

5

Copper

40 million tonnes

4

6

Oil

2.7 billion tonnes

7

7

Iron

17 billion tonnes

7

8

Gold

1900 tonnes

9

9

Natural Gas

1.830 billion m³

15