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Ruby and Ulexite Physical Properties


Ulexite 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   
1.65-1.99   

Fracture
Conchoidal   
UnevenAnthony et al, Uneven, UnevenAnthony et al, Uneven, Brittle, Metallic   

Cleavage
No true cleavage   
{010} Perfect, {110} Perfect   

Mohs Hardness
9   
2-2.5   

Chemical Composition
Al 2 O 3   
NaCaB 5O 6(OH) 6 · 5H 2OMichael O’Donoghue , Gems, Sixth Edition (2006)   

Optical Properties >>
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Ruby and Ulexite Chemical Formula

While comparing Ruby and Ulexite 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 Ulexite chemical formula.

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Ruby and Ulexite Specific Gravity

Another important criteria for qualitative analysis of gemstones is Ruby and Ulexite Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Ruby and Ulexite Optical Properties during the identification of gemstone. Specific gravity of Ruby is 1.65-1.99 whereas that of Ulexite is 1.65-1.99.

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