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The safest way to clean a colored stone is to wash it in lukewarm water using a mild liquid soap. Then dry it with a soft, lint-free cloth. Once in a while have it professionally clean by jeweler.
With green amethyst, strong heat may change or fade its color, so don't leave this gem sitting on a sunning window or wear it to the beach. Avoid acids solutions as well as everyday products such as perfumes and lotions.
First answer by Buffin. Last edit by Buffin. Contributor trust: 0 [recommend contributor]. Question popularity: 1 [recommend question]




