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Ruby and Andesine Physical Properties


Andesine and Ruby Physical Properties


Physical Properties

Tenacity
Brittle   
Brittle   

Solubility
Not Available   
Not Available   

Durability
Not Available   
Not Available   

Specific Gravity
3.97-4.05   
2.65-2.69   

Fracture
Conchoidal   
Uneven, Uneven, Conchoidal, Uneven, Gems, Sixth Edition (2006)   

Cleavage
No true cleavage   
Perfect on {001}, good on {010}   

Mohs Hardness
9   
6-6.5   

Chemical Composition
Al 2 O 3   
(Na,Ca)Al1-2Si3-2O8   

Optical Properties >>
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Ruby and Andesine Chemical Formula

While comparing Ruby and Andesine 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 Ruby and Andesine chemical formula.

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Ruby and Andesine Specific Gravity

Another important criteria for qualitative analysis of gemstones is Ruby and Andesine Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Ruby and Andesine Optical Properties during the identification of gemstone. Specific gravity of Ruby is 2.65-2.69 whereas that of Andesine is 2.65-2.69.

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