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Ruby and Spessartine Physical Properties


Spessartine and Ruby Physical Properties


Physical Properties

Tenacity
Brittle   
Not Available   

Solubility
Not Available   
Not Available   

Durability
Not Available   
Not Available   

Specific Gravity
3.97-4.05   
4.12-4.18   

Fracture
Conchoidal   
ConchoidalArthur Thomas, Conchoidal, Brittle   

Cleavage
No true cleavage   
{???} Distinct   

Mohs Hardness
9   
7-7.5   

Chemical Composition
Al 2 O 3   
Mn 3Al 2(SiO 4) 3Arthur Thomas , Gemstones (2009)   

Optical Properties >>
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Ruby and Spessartine Chemical Formula

While comparing Ruby and Spessartine 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 Spessartine chemical formula.

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Ruby and Spessartine Specific Gravity

Another important criteria for qualitative analysis of gemstones is Ruby and Spessartine Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Ruby and Spessartine Optical Properties during the identification of gemstone. Specific gravity of Ruby is 4.12-4.18 whereas that of Spessartine is 4.12-4.18.

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