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A star sapphire is a type of sapphire that exhibits a star-like phenomenon known as asterism; red stones are known as "star rubies". Star sapphires contain intersecting needle-like inclusions following the underlying crystal structure that causes the appearance of a six-rayed "star"-shaped pattern when viewed with a single overhead light source.
Asterism on the surface of a blue star sapphire. A purple-pink star sapphire displaying asterism in a platinum ring.. An asterism (from Ancient Greek ἀστήρ (astḗr) ' star ' and -ism) is a star-shaped concentration of light reflected or refracted from a gemstone.
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A rare type of sapphire, padparadscha sapphire, is pink-orange. The name "corundum" is derived from the Tamil-Dravidian word kurundam (ruby-sapphire) (appearing in Sanskrit as kuruvinda). [8] [9] Because of corundum's hardness (pure corundum is defined to have 9.0 on the Mohs scale), it can scratch almost all other minerals.
Sapphire is a saturated shade of blue, referring to the gemstone of the same name. Sapphire gems most commonly occur in a range of blue shades , although they can come in many different colors. Other names for variations of the color sapphire are blue sapphire or sapphire blue , shown below.
Princess Diana’s sapphire ring (which now belongs to Kate Middleton) is probably the most famous engagement ring in the world, and the story behind it is pretty unusual. Mostly because—unlike ...
Duchess Kate's blue sapphire and diamond engagement ring still remains every bit iconic to this day. Many know that the ring holds a special place in the royal family's heart.
Sapphire: Sapir (surname) Given name / surname Means sapphire or lapis lazuli in Hebrew. Neel Given name Greek origin, Nile River; blue sapphire. Neelam (given name) Given name Originates from India. From the Sanskrit word for sapphire. [6] Neelum Given name Variant of Neelam.