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Cat s Eye and Tourmaline Physical Properties


Tourmaline and Cat s Eye Physical Properties


Physical Properties

Tenacity
Not Available   
Not Available   

Solubility
Not Available   
Not Available   

Durability
Not Available   
Not Available   

Specific Gravity
3.5-3.8   
2.85-3.35   

Fracture
Not Available   
Uneven, Conchoidal, ConchoidalArthur Thomas, Gemstones (2009)   

Cleavage
1,1 ; 3,2   
Indistinct   

Mohs Hardness
8.5   
7-7.5   

Chemical Composition
BeAl 2 O 4   
Tourmaline is a series of several different minerals with unique chemical formulas. See The chemical formula of Tourmaline for details.   

Optical Properties >>
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Cat s Eye and Tourmaline Chemical Formula

While comparing Cat s Eye and Tourmaline 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 Tourmaline chemical formula.

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Cat s Eye and Tourmaline Specific Gravity

Another important criteria for qualitative analysis of gemstones is Cat s Eye and Tourmaline Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Cat s Eye and Tourmaline Optical Properties during the identification of gemstone. Specific gravity of Cat s Eye is 2.85-3.35 whereas that of Tourmaline is 2.85-3.35.

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