To start with a 1990 Lincoln cent is NOT copper, they have been made from ZINC (.992) with a thin copper (.008) plating since 1982. The coin is face value.
Copper
It contains phosphoric acid. The acids dissolve the gunk & corrosion on the penny.
Copper penny
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a copper penny that easily tranismits electricity
A penny.
1963 COPPER penny is worth half a billion dollars.
A 1944 copper misprint wheat penny is worth 1,000,000 dollars.
A 1942 wheat penny is worth 2 cents for the copper.
It's worth 2 cents for the copper.
About $3
It's worth about 2 cents for the copper.
-In 1943, pennies were made out of steel instead of copper. A 1943 pure copper penny is a rare mint error, and is worth lots.
about 2 cents in worth
If you found the coin in circulation its worth about 3-6 cents. If it is in original mint packaging then it is worth about $1
It's worth 2 cents for the copper content.
A 1914 penny with no mint mark is worth about $1.50.