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Neptunite and Hemimorphite Physical Properties


Hemimorphite and Neptunite Physical Properties


Physical Properties

Tenacity
Brittle   
Brittle   

Solubility
Not Available   
Soluble   

Durability
Not Available   
Not Available   

Specific Gravity
3.19-3.23   
3.30-3.50   

Fracture
Conchoidal, ConchoidalAnthony et al, Handbook of mineralogy (2001), Brittle   
Uneven, Uneven, ConchoidalWalter Schumann, Gemstones of the world (2001) More from other references, Conchoidal, Brittle   

Cleavage
{110} good   
Perfect on {110}, poor on {101}, {001} rare   

Mohs Hardness
5-6   
5   

Chemical Composition
KNa 2Li(Fe2+ ,Mn2+ ) 2Ti 2Si 8O 24Michael O’Donoghue , Gems, Sixth Edition (2006)   
Zn 4Si 2O 7(OH) 2H 2OMichael O’Donoghue , Gems, Sixth Edition (2006) More from other references   

Optical Properties >>
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Neptunite and Hemimorphite Chemical Formula

While comparing Neptunite and Hemimorphite 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 Neptunite and Hemimorphite chemical formula.

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Neptunite and Hemimorphite Specific Gravity

Another important criteria for qualitative analysis of gemstones is Neptunite and Hemimorphite Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Neptunite and Hemimorphite Optical Properties during the identification of gemstone. Specific gravity of Neptunite is 3.30-3.50 whereas that of Hemimorphite is 3.30-3.50.

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Red Gemstones


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