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Tantalite and Cinnabar Physical Properties


Cinnabar and Tantalite Physical Properties


Physical Properties

Tenacity
Not Available   
Slightly sectile   

Solubility
Not Available   
1.04 x 10−25 g per 100 ml water (Ksp at 25°C = 2 x 10−32)   

Durability
Not Available   
Not Available   

Specific Gravity
5.2   
2   

Fracture
Subconchoidal, ConchoidalArthur Thomas, Gemstones (2009)   
Uneven, Uneven, Gemstones (2009), Brittle   

Cleavage
Good in one direction   
Prismatic {10 1 0}, perfect   

Mohs Hardness
6-6.5   
2-2.5   

Chemical Composition
(Fe,Mn)Ta 2O 6Walter Schumann , Gemstones of the world (2001) More from other references   
HgSMichael O’Donoghue , Gems, Sixth Edition (2006) More from other references   

Optical Properties >>
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Tantalite and Cinnabar Chemical Formula

While comparing Tantalite and Cinnabar 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 Tantalite and Cinnabar chemical formula.

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Tantalite and Cinnabar Specific Gravity

Another important criteria for qualitative analysis of gemstones is Tantalite and Cinnabar Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Tantalite and Cinnabar Optical Properties during the identification of gemstone. Specific gravity of Tantalite is 2 whereas that of Cinnabar is 2.

Brown Gemstones

Brown Gemstones


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