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Neptunite
Neptunite

Brucite
Brucite



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Neptunite
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Brucite

Neptunite and Brucite 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)
 
Sectile
-
-
2.39
Irregular
Perfect on {0001}
2.5
Mg(OH) 2Michael O’Donoghue , Gems, Sixth Edition (2006)

Neptunite and Brucite Chemical Formula

While comparing Neptunite and Brucite 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 Brucite chemical formula.

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Neptunite and Brucite Specific Gravity

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