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Neptunite
Neptunite

Axinite
Axinite



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Neptunite
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Axinite

Neptunite and Axinite Physical Properties

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Physical Properties

Tenacity

Solubility

Durability

Specific Gravity

Fracture

Cleavage

Mohs Hardness

Chemical Composition

 
Brittle
-
-
3.19-3.23
Conchoidal
{110} good
5-6
KNa 2Li(Fe2+ ,Mn2+ ) 2Ti 2Si 8O 24Michael O’Donoghue , Gems, Sixth Edition (2006)
 
-
-
-
3.26-3.36
Conchoidal
Good on {100}
6.5-7
(Ca,Fe,Mn,Mg) 3Al 2BSi 4O 15(OH)Walter Schumann , Gemstones of the world (2001) More from other references

Neptunite and Axinite Chemical Formula

While comparing Neptunite and Axinite 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 Axinite chemical formula.

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Neptunite and Axinite Specific Gravity

Another important criteria for qualitative analysis of gemstones is Neptunite and Axinite Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Neptunite Vs Axinite during the identification of gemstone. Specific gravity of Neptunite is whereas that of Axinite is .