coin metal

Ramon Collins Jr.

explain what the alloy is made of and the percentages of each material?

many coinage metals are from the three nonradioactive members of group 11 of the periodic table: copper, sliver, and gold. from 1857, the cent was 88 percent copper and 12 percent nickel.

explain how the alloy was discovered?

Paul Coleman from the weekend wanderers detecting club discovered more than 5,000 coins buried inside a lead bucket two feet under a field near Aylesbury. Also this was in the 1th Century.


http://www.coinflation.com/

explain how the alloy is manufactured?

Other metals such as copper, nickel and zinc are used to make ordinary coins. Initially, pennies were made from copper. But during wartime years the penny was even made from steel mixed with zinc so as to conserve copper for making weapons and shell casings.

physical properities

1.Melting point
2.Mass
3.Volume / density

chemical properties

1.rust
2.reacts to acid
3.reacts to water

Explain what the alloy is used for?

many coinage metals are from the three nonradioactive members of group 11 of the periodic table: copper, silver and gold. However, there are many more, even for coins made from intrinsically precious metals. Precious metals are always used in bullion coins and some collectible coins.

describe one interesting fact about coin metal?

The United States Mint recycles worn-out coins it receives from a Federal Reserve Bank. The Mint then sends any usable metal that's recovered to a fabricator, who turns it into coinage strips for new coins.

Making coins