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Cat s Eye and Bastnasite Physical Properties


Bastnasite 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   
4.95-5.0   

Fracture
Not Available   
Uneven   

Cleavage
1,1 ; 3,2   
Imperfect to indistinct on {10 1 0}, parting on {0001}   

Mohs Hardness
8.5   
4-5   

Chemical Composition
BeAl 2 O 4   
(Ce,La)(CO 3)FMichael O’Donoghue , Gems, Sixth Edition (2006) More from other references   

Optical Properties >>
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Cat s Eye and Bastnasite Chemical Formula

While comparing Cat s Eye and Bastnasite 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 Bastnasite chemical formula.

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Cat s Eye and Bastnasite Specific Gravity

Another important criteria for qualitative analysis of gemstones is Cat s Eye and Bastnasite Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Cat s Eye and Bastnasite Optical Properties during the identification of gemstone. Specific gravity of Cat s Eye is 4.95-5.0 whereas that of Bastnasite is 4.95-5.0.

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