Loading presentation...

Present Remotely

Send the link below via email or IM


Present to your audience

Start remote presentation

  • Invited audience members will follow you as you navigate and present
  • People invited to a presentation do not need a Prezi account
  • This link expires 10 minutes after you close the presentation
  • A maximum of 30 users can follow your presentation
  • Learn more about this feature in our knowledge base article

Do you really want to delete this prezi?

Neither you, nor the coeditors you shared it with will be able to recover it again.



No description

on 3 March 2014

Comments (0)

Please log in to add your comment.

Report abuse

Transcript of Au

The Worlds 10 most prolific gold fields
Witwatersrand(Johannesburg, South Africa)
Carlin Tred(Navada, US)
Irian Jaya(Indonesia)
The super pit(Australia)
Gold Country(California, US)
Homesteak Mine(South Dakota, US)
Lihir Island(Papa New Guinea)
Dawson City(Yukon Territory, Canada)
Hishikari Mine(japan)
Electronics, Jewelry, Coins
Gold (Au)
Symbol: Au
Atomic Number: 79
Atomic Mass: 196.96655 amu
Not sure who discovered gold, it was discovered before written records. Dates back to 6200 years ago.
Most Common Isotope?
Period: 6 Group:11
Melting Point: 1064.18 C
Boiling Point: 2850 C
Density: 19.3g/cm3

The name gold originated from the Old English Anglo-Saxon word 'geolo' meaning yellow
Gold has been discovered on every continent on earth.
The olympic medals awarded in 1922 were made entirely from gold, currently the gold medals must be covered in 6g of gold.
Gold is the only metal that is yellow or "golden". Other metals may develop a yellowish color, but only after they have oxidized or reacted with other chemicals.
Full transcript