25 Nov 2015

Chatoyant Gemstone: Cat’s Eye Stone

Cats Eye Gemstone Lehsunia

Chatoyancy basically occurs in those stones that possess the large number of parallel thin inclusions inside the stone also termed as “Silk”. The wave of light when struck these parallel inclusion forms a band of light underneath the stone surface. The band of light will generally appear at right angles to the length of alongside inclusions.

These inclusions are aligned toward the crystal axis and these inclusions can be named as hollow tubes, crystal or other linear structure that are present in the stone. The significant crystals like hematite and rutile are well-versed in producing the specimen of cats eye gemstone (Lehsunia).

What is Chatoyancy?

The name of cat’s eye stone is derived from the french word “Chatoyer” that means the appearance like a cat’s eye.  Thus, due to similarity of appearance of this stone alike cat’s eye this stone has been termed as a cat’s eye gemstone (also known as lehsunia in hindi).

Besides, cat’s eye, the tiger’s eye stone is also referred by this name due to its Chatoyancy affect. The optical phenomena of reflecting a beam of light beneath the surface of stone are termed as Chatoyance.  The cast’s eye gemstone is an excellent specimen of Chatoyancy and being high being used in jewelry items.

How Chatoyant Works:

In Chatoyancy stone the light wave moves back and forth underneath the Chatoyant gem surface when it is kept or placed under the beam of light.  The beam of light wave will shift or displace if the observer moves his/her head or stone position is altered to observe stone from different angles.

Hence, while moving or displacing the gem position the inclusions inside the stone also moves that actually aids in increasing the overall beauty, value and interesting.

How to cut a cat’s eye stone:

The cat’s eye gemstone can be produced with cabochon gemstones. Thus, those gem traders who have the intent of producing cat’s eye stone must first choose that stone which has a large number of silk inclusions present in the stone.

And t, the gem cutter should carefully select a rough gemstone so that the parallel inclusions or silk inclusions remain beneath the stone and parallel inclusions remain parallel to the long axis of chatoyancy basically occurs in those stones that possesses the large number of parallel thin inclusions inside the stone also termed as “Silk”.

The wave of light when struck these parallel inclusion forms a band of light underneath the stone surface. The band of light will generally appear at right angles to the length of alongside inclusions.

These inclusions are aligned toward the crystal axis and these inclusions can be named as hollow tubes, crystal or other linear structure that are present in the stone. Unfortunately, if a gem cutter fails to accomplish the above mentioned goal, then a clear cats eye stone will not be produced.

For all your buying options, you can check here shop.catseye.org.in

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