With its rich purple color and sparkling crystal formations, there’s no stone that quite matches the majesty of amethyst. Amethyst: Quick Facts Amethyst is a type of crystalline quartz and is considered the most valuable of all quartz varieties....
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Turquoise may not sparkle like diamonds or glow like amber. And yet, this opaque blue stone has been prized and coveted for millennia. It’s one of history’s oldest gemstones, and some of the earliest evidence we have for its...
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