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Malachite and Hercynite Physical Properties


Hercynite and Malachite Physical Properties


Physical Properties

Tenacity
Not Available   
Not Available   

Solubility
Not Available   
Not Available   

Durability
Not Available   
Not Available   

Specific Gravity
3.25-4.10   
4.39   

Fracture
Conchoidal, Conchoidal, Gemstones (2009), Uneven   
ConchoidalGemdat.org, Uneven   

Cleavage
Perfect on { 2 01} fair on {010}   
{111} Indistinct, {111} Indistinct, {111} Indistinct   

Mohs Hardness
3.5-4   
7.5-8   

Chemical Composition
Cu2CO3(OH)2   
Fe2+ Al 2O 4Gemdat.org , Management Team (2012)   

Optical Properties >>
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Malachite and Hercynite Chemical Formula

While comparing Malachite 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 Malachite and Hercynite chemical formula.

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Malachite and Hercynite Specific Gravity

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

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