Cat s Eye and Star Sapphire Physical Properties

Cat s Eye

Star Sapphire

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1 Physical Properties

1.1 Tenacity

Not Available

1.2 Solubility

Not Available

1.3 Durability

Not Available

1.4 Specific Gravity

3.5-3.83.90-4.05

1 7.18

1.5 Fracture

Not Available

1.6 Cleavage

1,1 ; 3,2

Not Available

1.7 Mohs Hardness

8.5Not Available

2 10

1.8 Chemical Composition

BeAl ₂ O ₄

Al 2O 3Ulrich Henn and Claudio C.

Cat s Eye and Star Sapphire Chemical Formula

While comparing Cat s Eye and Star Sapphire physical properties, the important data you should know is its chemical composition. Since chemical formula defines the molecular structure of the crystal, most of the physical properties like color, tenacity, solubility are governed by Cat s Eye and Star Sapphire chemical formula.

Chemical formula of Cat s Eye- BeAl ₂ O ₄
Chemical formula of Star Sapphire- Al 2O 3Ulrich Henn and Claudio C.

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Cat s Eye and Star Sapphire Specific Gravity

Another important criteria for qualitative analysis of gemstones is Cat s Eye and Star Sapphire Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Cat s Eye and Star Sapphire Optical Properties during the identification of gemstone. Specific gravity of Cat s Eye is 3.90-4.05 whereas that of Star Sapphire is 3.90-4.05.