Black Gold and Other Fancy Colors Of Gold

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Black gold, blue gold, purple gold and many other colors of gold. Are these really gold? Is such colored gold as strong as normal gold? How are these gold colors obtained. We are all familiar with white gold and yellow gold, but these fancy gold colors have now hit the market. And the truth is that little is known about these gold colors thereby keeping jewelry buyers in the dark. Most gold coloring processes are patended by a few big companies who keep the facts hidden from the general public.

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