The original 1966 was round and had an 80% silver content with 20% copper.
All subsequent 50 cent coins were 12 sided and had no silver in them at all. They are made from 75% copper and 25% nickel.
Other than the 1966 coin, all Australian 50 cent coins are potentially still in circulation so, unless they are part of a proof set or are uncirculated and in absolute mint condition, they are worth 50 cents.
It's currently worth about 2 cents for the copper.
An Australian 45 cent stamp with "Jedda" on it was part of 1995 strip of five celebrating the Centenary of Australian cinema. The whole strip of five, Mint UnHinged, might be worth $6 or $7 AUD.
They are worth at least one cent up to thousands for a 1943 copper one. There were supposedly a few 1943 struck in copper and the rest are steel. Most have some slight value over the one cent.
A 1999 US 1 cent coin is 99% Zinc not copper but it's still worth 1 cent
If you're referring to a U.S. cent, the answer is that it isn't worth anything special.Perhaps you're thinking of a 1943 copper cent; about two dozen of these were minted in error so they can be worth thousands of dollars.
.....1 cent. It is in common circulation and is made out of copper-plated zinc. It isn't worth anything more than face value.
Pre 1982 Lincoln cents are worth about 1.5 cents for the copper.
An Australian 5 cent coin weighs 2.83 grams. Figure it out.
The Australian five-cent coin is composed of 75% copper and 25% nickel. Both of these metals are comparitively good electrical conductors. Copper, in particular, is the second best, after silver.
A genuine 1943 copper (bronze actually) cent exceeds $100,000.00 in value.
One cent, it's not old enough to be worth any more.
1 cent