Description
Iolite Cat’s Eye Gemstone 5.68ct India
Description
This Iolite Cat’s Eye is Natural Gemstone which is the Grey Color, its Originates from India and its exact weight is 5.68ct. The Measurements are 10.83×10.50×7.27mm. The Shape and Cut of This Stone are Oval Cabochon. Its Graded Translucent and Clarity is Good. This 5.68ct Grey Color Natural Iolite Cat’s Eye is available for ready to ship anywhere in The World. You can also select Certification and Shipment Method as Optional.
Details
Summary No | AK12950 |
Species | Iolite Cat’s Eye |
Weight | 5.68ct |
Shape/cut | Oval Cabochon |
Color | Grey |
Dimension | 10.83×10.50×7.27mm |
Clarity | Good |
Transparency | Translucent |
Origin | India |
Treatment | None |
Iolite Cat’s Eye Gemstone 5.68ct India
Properties Of Iolite Cat’s Eye
Sunstone:
Chemical Composition: (Al,Si)4o8
Hardness: 6.0 – 6.5
Specific Gravity (Density): 2.64
Refractive Index: 1.54 – 1.55
Iolite:
Chemical Composition : (Mg,Fe)2 Al4Si5O18 [Magnesium Aluminum Silicate]
Hardness: 7.0 – 7.5
Specific Gravity (Density): 2.60 – 2.66 (g/cm3)
Refractive Index : 1.527 – 1.578 Biaxial ( – )
About Iolite Cat’s Eye
Iolite cats Eye is a very rare combination stone from South India, Iolite has intense and distinct pleochroism showing colors of blue, violet, smoky blue and gray when viewed from different angles. Iolites crystal structure is very similar to that of Beryl and is a member of the Beryl series of minerals. Iolite stone rarely contains inclusions of hematite plates that create a beautiful schiller effect. While Sunstone is Member of Feldspar Group which contains the Glitter caused by light reflections from tiny hematite or goethite platelets, Cat’s Eye (Chatoyancy) Optical Phenomenon Effect seen in Iolite Sunstone is very rare.