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Danburite and Jet lignite Physical Properties


Jet lignite and Danburite Physical Properties


Physical Properties

Tenacity
Brittle   
Not Available   

Solubility
Not Available   
Not Available   

Durability
Not Available   
Not Available   

Specific Gravity
2.97-3.03   
1.30-1.34   

Fracture
Uneven, Uneven, ConchoidalWalter Schumann, Gemstones of the world (2001) More from other references, Conchoidal, Brittle   
Not Available   

Cleavage
{001} Poor   
Not Available   

Mohs Hardness
7   
2.5   

Chemical Composition
CaB 2(SiO 4) 2Michael O’Donoghue , Gems, Sixth Edition (2006) More from other references   
Not Available   

Optical Properties >>
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Danburite and Jet lignite Chemical Formula

While comparing Danburite and Jet lignite 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 Danburite and Jet lignite chemical formula.

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Danburite and Jet lignite Specific Gravity

Another important criteria for qualitative analysis of gemstones is Danburite and Jet lignite Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Danburite and Jet lignite Optical Properties during the identification of gemstone. Specific gravity of Danburite is 1.30-1.34 whereas that of Jet lignite is 1.30-1.34.

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