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Omphacite and Hodgkinsonite Physical Properties


Hodgkinsonite and Omphacite Physical Properties


Physical Properties

Tenacity
Not Available   
Not Available   

Solubility
Not Available   
Not Available   

Durability
Not Available   
Not Available   

Specific Gravity
3.16-3.43   
4.06-4.08   

Fracture
Uneven, Uneven, ConchoidalAnthony et al, Handbook of mineralogy (2001), Brittle, Conchoidal   
UnevenArthur Thomas, Gemstones (2009), UnevenArthur Thomas, Gemstones (2009), Brittle, Metallic   

Cleavage
{110} Good, {110} Good   
{???} Perfect   

Mohs Hardness
5-6   
4.5-5   

Chemical Composition
(Ca,Na)(Mg,Fe,Al)Si 2O 6Anthony et al , Handbook of Mineralogy (2001)   
Mn2+ Zn 2SiO 4(OH) 2Michael O’Donoghue , Gems, Sixth Edition (2006) More from other references   

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Omphacite and Hodgkinsonite Chemical Formula

While comparing Omphacite 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 Omphacite and Hodgkinsonite chemical formula.

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Omphacite and Hodgkinsonite Specific Gravity

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

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