Is chrysoberyl a precious stone?
Cat’s eye gems of many different mineral species are well known, but when the term “cat’s eye” is used alone it always refers to the rare gemstone chrysoberyl. However, not all chrysoberyls show this chatoyant effect. All varieties of this gem are prized jewelry stones.
Is cat’s Eye stone rare?
Cat’s Eye Chrysoberyl is both a popular and extremely valuable gemstone that is genuinely rare, being found only in a few deposits in the world. The chrysoberyl, with its hues ranging from honey-colored to mint green, is a popular gemstone, and one which is esteemed by gemstone lovers the world over.
Is Cats Eye stone expensive?
Natural Cat’s Eye price in India is between rupees 1,000 per carat to rupees 10,000 per carat and above.
How can you tell if chrysoberyl is real?
Ordinary chrysoberyl is a yellow to yellow-green to green gemstone with a translucent to transparent diaphaneity. Transparent specimens are usually cut into faceted stones. Specimens that are translucent or with silk are usually cut into cabochons.
Is Cat’s eye a real stone?
Crocidolite cat’s-eye (African cat’s-eye), more commonly known as tigereye (or tiger’s-eye), is quartz that contains oriented fibres of crocidolite that have been replaced by silica. Corundum cat’s-eye is an imperfect star sapphire or ruby in which the star is reduced to a luminous zone.
What is the rarest chrysoberyl?
alexandrite
The rarest form of chrysoberyl is alexandrite, a gem that displays remarkable response to light. Under incandescent light, alexandrite appears red. However, when moved into sunlight, it becomes deep green. No other known gemstone displays such dramatic color-changing properties.
What is the difference between chrysoberyl and beryl?
Although both beryl and chrysoberyl contain beryllium, they are separate gemstone species unrelated in any other way. Beryl crystallizes hexagonally while chrysoberyl crystallizes in orthorhombic arrangements. Chrysoberyl will crystallize at higher temperatures than beryl.