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Brucite and Nepheline Physical Properties


Nepheline and Brucite Physical Properties


Physical Properties

Tenacity
Sectile   
Not Available   

Solubility
Not Available   
Not Available   

Durability
Not Available   
Not Available   

Specific Gravity
2.39   
2.55-2.65   

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

Cleavage
Perfect on {0001}   
[1010] Poor   

Mohs Hardness
2.5   
5-6   

Chemical Composition
Mg(OH) 2Michael O’Donoghue , Gems, Sixth Edition (2006)   
Na 3(Na,K)Al 4Si 4O 16Ulrich Henn and Claudio C.   

Optical Properties >>
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Brucite and Nepheline Chemical Formula

While comparing Brucite and Nepheline 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 Brucite and Nepheline chemical formula.

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Brucite and Nepheline Specific Gravity

Another important criteria for qualitative analysis of gemstones is Brucite and Nepheline Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Brucite and Nepheline Optical Properties during the identification of gemstone. Specific gravity of Brucite is 2.55-2.65 whereas that of Nepheline is 2.55-2.65.

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