Black Gold: Is There Such A Thing?

Pure gold. Black gold is created by applying a surface treatment

Black gold. Is there such a thing? Well, the short answer is “no”. Black gold is something that we are often asked for, probably because there are images of black rings all over the internet, and people (incorrectly) assume that black gold is a thing. Alloys Give Us Different Colour Golds Eighteen carat gold is
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