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Hauyne and Hercynite Physical Properties


Hercynite and Hauyne Physical Properties


Physical Properties

Tenacity
Brittle   
Not Available   

Solubility
Gelatinises in acids   
Not Available   

Durability
Not Available   
Not Available   

Specific Gravity
2.4-2.5   
4.39   

Fracture
Uneven, Conchoidal, Brittle   
ConchoidalGemdat.org, Uneven   

Cleavage
Distinct on {110}   
{111} Indistinct, {111} Indistinct, {111} Indistinct   

Mohs Hardness
5-6   
7.5-8   

Chemical Composition
(Na,Ca)4-8Al6Si6(O,S)24(SO4,Cl)1-2   
Fe2+ Al 2O 4Gemdat.org , Management Team (2012)   

Optical Properties >>
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Hauyne and Hercynite Chemical Formula

While comparing Hauyne and Hercynite 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 Hauyne and Hercynite chemical formula.

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Hauyne and Hercynite Specific Gravity

Another important criteria for qualitative analysis of gemstones is Hauyne and Hercynite Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Hauyne and Hercynite Optical Properties during the identification of gemstone. Specific gravity of Hauyne is 4.39 whereas that of Hercynite is 4.39.

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