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Which of these metals is a precious metal?

Calcium

Iron

Silver

Tantalum

A precious metal is a rare, naturally occurring metallic chemical element of high economic value. They are usually ductile and have a high lustre. Historically, precious metals were important as currency, but are now regarded mainly as investment and industrial commodities. Gold, silver, platinum, and palladium each have an ISO 4217 currency code.

Ts

3

Neil Rickards wikipedia → Precious metal

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Switzerland

0%

0%

90%

10%

20

the Netherlands

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0%

88%

11%

17

South Africa

7%

0%

84%

0%

13

the United Arab Emirates

6%

0%

80%

6%

15

Germany

4%

7%

79%

6%

383

Poland

3%

4%

76%

15%

4526

Australia

1%

1%

76%

20%

68

Ghana

3%

7%

76%

7%

26

Austria

0%

3%

75%

18%

54

Greece

5%

5%

75%

15%

20

the United Kingdom

1%

1%

73%

21%

160

Nigeria

4%

6%

73%

14%

110

the United States

2%

7%

71%

15%

327

Singapore

0%

7%

71%

21%

14

the Philippines

4%

16%

67%

11%

43

Canada

0%

3%

62%

34%

29

India

2%

4%

57%

34%

637

Malaysia

4%

4%

56%

36%

25

Pakistan

1%

10%

41%

45%

70

Saudi Arabia

0%

16%

33%

50%

12

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