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Zincite and Nuummite Physical Properties


Nuummite and Zincite Physical Properties


Physical Properties

Tenacity
Brittle   
Not Available   

Solubility
Not Available   
Not Available   

Durability
Not Available   
Not Available   

Specific Gravity
5.50-5.90   
3.18-3.37   

Fracture
Conchoidal, ConchoidalArthur Thomas, Gemstones (2009), Brittle   
Conchoidal   

Cleavage
On {10 1 0}, perfect; parting on {000 1 }   
Perfect on 210   

Mohs Hardness
4   
5.5-6   

Chemical Composition
(Zn,Mn2+ )OMichael O’Donoghue , Gems, Sixth Edition (2006)   
Not Available   

Optical Properties >>
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Zincite and Nuummite Chemical Formula

While comparing Zincite and Nuummite 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 Zincite and Nuummite chemical formula.

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Zincite and Nuummite Specific Gravity

Another important criteria for qualitative analysis of gemstones is Zincite and Nuummite Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Zincite and Nuummite Optical Properties during the identification of gemstone. Specific gravity of Zincite is 3.18-3.37 whereas that of Nuummite is 3.18-3.37.

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Green Gemstones


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