Nordic Gold - Wikipedia
en.wikipedia.org › wiki › Nordic_goldNordic Gold (Swedish: nordiskt guld) is the gold-coloured copper alloy from which many coins are made. It has been used for a number of coins in many currencies, most notably in euro 50 , 20 , and 10 cents , [2] [3] in the Swedish 5 and 10 kronor coins (for which it was originally developed and introduced in 1991), [4] as well as the Polish 2 ...