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Ruby and Cancrinite Physical Properties


Cancrinite 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   
2.42-2.52   

Fracture
Conchoidal   
Irregular/uneven, ConchoidalArthur Thomas, Gemstones (2009), Conchoidal, Brittle   

Cleavage
No true cleavage   
Perfect on {10 1 0}, poor on {0001}   

Mohs Hardness
9   
5-6   

Chemical Composition
Al 2 O 3   
Na 2Ca 2Al 6Si 6O 24(CO 3) 2Walter Schumann , Gemstones of the world (2001) More from other references   

Optical Properties >>
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Ruby and Cancrinite Chemical Formula

While comparing Ruby and Cancrinite 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 Cancrinite chemical formula.

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Ruby and Cancrinite Specific Gravity

Another important criteria for qualitative analysis of gemstones is Ruby and Cancrinite Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Ruby and Cancrinite Optical Properties during the identification of gemstone. Specific gravity of Ruby is 2.42-2.52 whereas that of Cancrinite is 2.42-2.52.

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