Except for the part-silver "nickels" minted during WWII, all US nickels have been made from the same cupronickel alloy used for modern nickels.
It's possible your coin has been exposed to chemicals or something else that affected its color, which would reduce its value. Unless it's in top condition, even without damage it would only be worth 1 to 4 dollars so you haven't lost much.
Copper, Nickel, Silver and Gold
4-25-11>> A 1900 Liberty Head Nickel has a value of $3.00-$5.00 for a coin in average condition.
In 1900 that would be a Liberty Nickel with the "V" on the back. In is made of 75% copper and 25% nickel. There is no silver in it. Value depends on how much wear there is on it and starts at about a dollar or so if you can read all the words on it and increases with less wear.
The coin is 75% copper and 25% nickel, so the coin is likely face value the date is still in circulation.
A U.S. Liberty head nickel dated 1900 is common. Most have values of $1.00-$3.00.
No they are made of 75% copper and 25% nickel.
Copper, Nickel, Silver and Gold
4-25-11>> A 1900 Liberty Head Nickel has a value of $3.00-$5.00 for a coin in average condition.
There are no British general circulation Pennies made from cupro nickel, from 1860 to 1967 they were all made from bronze. If you have a cupro nickel penny, it has been plated and is worthless as a collectible.
In 1900 that would be a Liberty Nickel with the "V" on the back. In is made of 75% copper and 25% nickel. There is no silver in it. Value depends on how much wear there is on it and starts at about a dollar or so if you can read all the words on it and increases with less wear.
About $2.00 if it's grade G-4.
Please rephrase question.
The coin is 75% copper and 25% nickel, so the coin is likely face value the date is still in circulation.
If you have a US nickel, it is either coated with copper or has changed color due to exposure to some chemical and has no special value. If it is a 1942 Canadian nickel, it varies from $.40 to $1.75 in circulated conditions, $3 and up in uncirculated grades. The material is called "tombac" and is an alloy of copper and zinc.
Sterling silver is 92.5% silver with 7.5% copper and no nickel.
This is not a Mint error, it's a novelty coin that has no collectible value.
A 1965 nickel is not made of silver; it is composed of 75% copper and 25% nickel. Its value is generally only face value unless it is in exceptional condition or part of a special set.