Gold

Au

Big image

Golds Cost

Gold is worth $250 - 1400 per oz since 1995. Totally golds production worldwide is 161,000 tonnes by 2009. Golds melting point is 1064 degrees celsius, and its boiling point is at 2856 degrees celsius.

Gold (Au)

Gold is a chemical element with the symbol Au and atomic number 79, it is a bright yellow dense metal. It is one of the least reactive chemical elements, and is solid under standard conditions.

Where gold is found

Gold occurs in significant amounts in three main types (hydrothermal quartz and in metamorphic and igneous rocks, and when volcanic erruptions occur.

Gold Uses

Of all the minerals mined from the earth there is nothing more useful than gold. Gold is used to conduct electricity, jewelry, medication, money, and technology.
Mercury(Hg) + Electricity = Gold(Au)