33 Factores Del Oro

Páginas: 3 (539 palabras) Publicado: 21 de octubre de 2012
33 unique facts about gold
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 throughouthistory.
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 stillburied 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. Most western economies'currencies were on the gold standard until 1961.
8. Switzerland was the last country whose currency was tied to gold. 40% of a Swiss Franc was backed by gold until Switzerland joined the IMF in 1999.9. The gold held at Fort Knox is accounted for by the United States as an asset valued at $44.22 per ounce.
10. As of December 31, 1941 Fort Knox held 649.6 million ounces of gold.
11. Today,Fort Knox holds about 147.3 million ounces. 2012.
12. A noble metal, gold is prone neither to rust nor tarnish and does not form an oxide film on its surface when coming into contact with air.13. There are 92 naturally occurring elements found in the earth's crust. Gold ranks 58th in rarity.
14. The chemical symbol for gold is Au, which is derived from the Latin word "aurum," whichmeans "shining dawn."
15. Absolutely pure gold is so soft that it can be molded with the hands.
16. The melting point of gold is 2,063 degrees Fahrenheit.
17. Gold is a great conductor ofelectricity.
18. Gold is the most malleable and ductile pure metal known to man.
19. An ounce of gold can be beaten into a sheet covering 100 square feet.
20. Pure gold does not cause skinirritations.
21. Some sufferers of rheumatoid arthritis receive injections of liquid gold to relieve pain.
22. Olympic gold medals were pure gold until 1912.
23. An ounce of gold can be...
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