https://blog.9gem.com/properties-of-Yellow-Sapphire-gemstone-pukhraj-physical-chemical-color-and-heat/
https://wa.me/919216116688
Yellow Sapphire consists of corundum aluminum oxide found in rocks and alluvial deposit.It is the hardest gemstone which is scaled on hardness Scale 9 Moh (Moh scale) just slightly less from the diamond.Pale yellow color yellow sapphire stone is the best quality stone.
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