20 Surprising Facts You Never Knew About Gold
By InvestingAnswers Staff - June 18, 2010
(edited by Mrs Butler 1/8/14)
1. The word "gold" comes from the Old English word "geolu," meaning yellow.
2. There is more steel created per hour than there has been gold dug up throughout history.
3. Around 161,000 tons of gold have been mined by humans.
4. Gold can be found beneath the earth on all seven continents.
5. It is believed that around 80% of earth's gold is still buried underground.
6. There is an estimated total of 10 billion tons of gold in the world's oceans. That is 25 tons of gold for every cubic mile of seawater.
7. Gold is prone to neither rust nor tarnish and does not form an oxide film on its surface when it comes into contact with air.
8. The chemical symbol for gold is AU, which comes from the Latin word ‘aurum’, which means ‘shining dawn’.
9. Absolutely pure gold is so soft it can be moulded with the hands.
10. The melting point of gold is 2.063 degrees F
11. Gold is a great conductor of electricity.
12. In 1869, two Australians unearthed the world’s largest nugget of gold, the Welcome Stranger, which measured 10 x 25 inches before it was melted down.
13. The largest nugget still in existence is the Hand of Faith, found in 1980 in Australia. It is currently on display at the Golden Nugget Casino in Las Vegas
14. A gold nugget found in the earth can be three to four times as valuable as the gold it contains.
15. Some sufferers of rheumatoid arthritis receive injections of liquid gold to relieve pain.
16. Olympic gold medals were pure gold until 1912.
17. Two thirds of the world’s gold comes from South Africa.
18. India is the largest consumer of gold today.
19. Scientist believe that gold can be found on Mars, Mercury and Venus
20. The visors of astronauts’ helmets are coated in a very thin, transparent layer of gold that reduces glare and heat from the sunlight.