It further states that legendary traditions assert that the tablets of the Ten Commandments were made of Sapphire. The report of the Sapphire, in particular, presents it as a gem of “great value and beauty”. Harry Emanuel’s account published in his book “Diamonds and Precious stones” in the late 1800s, shares descriptions of various gems mentioned in the Bible. Since Saturn is considered the most powerful celestial body in Indian Astrology, only a select few are deemed worthy of wielding Sapphire’s immeasurable strength. According to ancient Indian texts, the Blue Sapphire was the favoured jewel of the planet Saturn or “Shani” (the offspring of the Sun god). The blue Corundum brother of the luscious red Ruby has enchanted the human soul since time immemorial. “Nothing but blue skies from now on…” Elle Fitzgerald Therefore, over 80% of rough gemstones from across the globe are imported to Thailand for quality enhancement. Heat treatment for color and clarity enhancement was established in Thailand. Thai locals are specialized in polishing colored stones with globally recognized and outstanding skills. Gems is derived from.īangkok, Thailand is of the worlds biggest trading hubs for colored stones including, buying, selling, polishing and enhancement treatments. The name “corundum” originates from the Tamil-Dravidian word Kurundam, as well as in sanskrit as Kuruvinda. Corundum has a hardness of 9 on the Moh’s scale making it a very hard material, just below diamond with a hardness of 10. Therefore sapphires come in a wide range of colors from red (Ruby), blue, green, purple, pink, orange, etc depending on what transition metal is present.
Corundum is a crystalline form of aluminium oxide and its color is due to its typical traces of iron, titanium, vanadium and chromium.
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