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Violane and Neptunite Physical Properties


Neptunite and Violane Physical Properties


Physical Properties

Tenacity
Not Available   
Brittle   

Solubility
Not Available   
Not Available   

Durability
Not Available   
Not Available   

Specific Gravity
3.22-3.40   
3.19-3.23   

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

Cleavage
Not Available   
{110} good   

Mohs Hardness
5-6   
5-6   

Chemical Composition
(Ca,Mg,Mn)SiO 3Gemdat.org , Management Team (2012)   
KNa 2Li(Fe2+ ,Mn2+ ) 2Ti 2Si 8O 24Michael O’Donoghue , Gems, Sixth Edition (2006)   

Optical Properties >>
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Violane and Neptunite Chemical Formula

While comparing Violane and Neptunite 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 Violane and Neptunite chemical formula.

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Violane and Neptunite Specific Gravity

Another important criteria for qualitative analysis of gemstones is Violane and Neptunite Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Violane and Neptunite Optical Properties during the identification of gemstone. Specific gravity of Violane is 3.19-3.23 whereas that of Neptunite is 3.19-3.23.

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