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Nickeline and Gibbsite Physical Properties


Gibbsite and Nickeline Physical Properties


Physical Properties

Tenacity
Brittle   
Not Available   

Solubility
Not Available   
Not Available   

Durability
Not Available   
Not Available   

Specific Gravity
Not Available   
2.35   

Fracture
Conchoidal, Uneven   
Fibrous, Difficult, Fibrous   

Cleavage
{1010} Imperfect, {0001} Imperfect   
{001} Perfect   

Mohs Hardness
5-5.5   
2.5-3   

Chemical Composition
Not Available   
Al(OH)3   

Optical Properties >>
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Nickeline and Gibbsite Chemical Formula

While comparing Nickeline and Gibbsite 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 Nickeline and Gibbsite chemical formula.

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Nickeline and Gibbsite Specific Gravity

Another important criteria for qualitative analysis of gemstones is Nickeline and Gibbsite Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Nickeline and Gibbsite Optical Properties during the identification of gemstone. Specific gravity of Nickeline is 2.35 whereas that of Gibbsite is 2.35.

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