Yellow Sapphire Gemstone Treatments & Synthetic Stone
They are a form of Aluminum Oxide (Al2O3) with a Trigonal Crystal Structure and a hardness of 9 on the Mohs scale. Known to be the hardest minerals on earth, second only to diamonds, sapphires can be found in various colors, including blue, pink, yellow, green, purple, and colorless. Each gemstone holds its own unique significance in Vedic and Western astrology according to its color.
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