Rectangle Faceted Clear Quartz Ring

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Quartz - is one of the largest gemstone families on earth. Quartz comes in several different variations depending on inclusions which alter it's color and appearance, for instance, Amethyst is the name for Purple Quartz, Citrine is the name for Yellow Quartz, and so on. Clear Quartz, or 'rock crystal' is quartz which is pure of any inclusions from other elements or minerals leaving it a clean, clear color.