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Gibbsite and Ammolite Physical Properties


Ammolite and Gibbsite Physical Properties


Physical Properties

Tenacity
Not Available   
Not Available   

Solubility
Not Available   
Not Available   

Durability
Not Available   
Not Available   

Specific Gravity
2.35   
2.75-2.80   

Fracture
Fibrous, Difficult, Fibrous   
Uneven, Granular   

Cleavage
{001} Perfect   
no true cleavage   

Mohs Hardness
2.5-3   
4   

Chemical Composition
Al(OH)3   
Not Available   

Optical Properties >>
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Gibbsite and Ammolite Chemical Formula

While comparing Gibbsite and Ammolite 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 Gibbsite and Ammolite chemical formula.

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Gibbsite and Ammolite Specific Gravity

Another important criteria for qualitative analysis of gemstones is Gibbsite and Ammolite Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Gibbsite and Ammolite Optical Properties during the identification of gemstone. Specific gravity of Gibbsite is 2.75-2.80 whereas that of Ammolite is 2.75-2.80.

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Grey Gemstones


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