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Cinnabar and Hodgkinsonite Physical Properties


Hodgkinsonite and Cinnabar Physical Properties


Physical Properties

Tenacity
Slightly sectile   
Not Available   

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

Durability
Not Available   
Not Available   

Specific Gravity
2   
4.06-4.08   

Fracture
Uneven, Uneven, Gemstones (2009), Brittle   
UnevenArthur Thomas, Gemstones (2009), UnevenArthur Thomas, Gemstones (2009), Brittle, Metallic   

Cleavage
Prismatic {10 1 0}, perfect   
{???} Perfect   

Mohs Hardness
2-2.5   
4.5-5   

Chemical Composition
HgSMichael O’Donoghue , Gems, Sixth Edition (2006) More from other references   
Mn2+ Zn 2SiO 4(OH) 2Michael O’Donoghue , Gems, Sixth Edition (2006) More from other references   

Optical Properties >>
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Cinnabar and Hodgkinsonite Chemical Formula

While comparing Cinnabar and Hodgkinsonite 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 Cinnabar and Hodgkinsonite chemical formula.

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Cinnabar and Hodgkinsonite Specific Gravity

Another important criteria for qualitative analysis of gemstones is Cinnabar and Hodgkinsonite Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Cinnabar and Hodgkinsonite Optical Properties during the identification of gemstone. Specific gravity of Cinnabar is 4.06-4.08 whereas that of Hodgkinsonite is 4.06-4.08.

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