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Ruby and Zinnwaldite Physical Properties


Zinnwaldite and Ruby Physical Properties


Physical Properties

Tenacity
Brittle   
Elastic   

Solubility
Not Available   
Not Available   

Durability
Not Available   
Not Available   

Specific Gravity
3.97-4.05   
2.9-3.1   

Fracture
Conchoidal   
Uneven   

Cleavage
No true cleavage   
Perfect basal {001}   

Mohs Hardness
9   
3.5-4.0   

Chemical Composition
Al 2 O 3   
Not Available   

Optical Properties >>
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Ruby and Zinnwaldite Chemical Formula

While comparing Ruby and Zinnwaldite 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 Zinnwaldite chemical formula.

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Ruby and Zinnwaldite Specific Gravity

Another important criteria for qualitative analysis of gemstones is Ruby and Zinnwaldite Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Ruby and Zinnwaldite Optical Properties during the identification of gemstone. Specific gravity of Ruby is 2.9-3.1 whereas that of Zinnwaldite is 2.9-3.1.

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