Tag: yellow sapphire

Yellow Sapphire Engagement Rings

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Yellow Sapphire Engagement Rings – Rare Corundums Executive Summary about Yellow Sapphire Engagement Rings by Andrew W John Yellow sapphires belong to a group of colorful gemstones known as corundums, which is a crystallized form of aluminum oxide. Like other colors of fancy sapphires, the yellow is rather rare, and until recently, most of these