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it is made of protons
http://wiki.answers.com/Q/What_is_cupro_nickel_mad...
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Many countries use an alloy of copper and nickel to produce their respective "silver" coins. Most commonly, the Royal Mint uses 75% copper and 25% nickel. By comparison
http://wiki.answers.com/Q/Why_is_a_5_Pence_coin_ma...
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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
http://wiki.answers.com/Q/What_is_the_value_of_a_1...
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As already said it's an alloy of copper & nickel. I read somewhere recently that UK coins have very little valuable metal in them (The silver ones) However I have just read an
http://answers.yahoo.com/question/index?qid=200803...
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