There are several gold name based on the type of metal mixtures:
Blue gold, gold and iron mixture.
Green gold, gold with a mix of silver more than copper.
Pink gold or Rose gold, a mixture of 50% gold, 45% copper 5% silver.
White gold, gold with a mix of nickel, zinc, copper, lead, and manganese.
Yellow gold, a mix of 50% gold, 25% silver and 25% copper.
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| Green Gold |
In addition there was also the name of Nordic Gold, a metal mixture to affect the color of gold, but it does not belong to citizens. Generally used in the manufacture of jewelry or coins. Composition is 89% copper, 5% aluminum, 5% zinc, and 1% tin. and never contain gold.
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