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Nuummite and Topaz Physical Properties


Topaz and Nuummite Physical Properties


Physical Properties

Tenacity
Not Available   
Not Available   

Solubility
Not Available   
Not Available   

Durability
Not Available   
Not Available   

Specific Gravity
3.18-3.37   
3.49-3.57   

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

Cleavage
Perfect on 210   
[001] Perfect   

Mohs Hardness
5.5-6   
8   

Chemical Composition
Not Available   
Al2SiO4(F,OH)2   

Optical Properties >>
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Nuummite and Topaz Chemical Formula

While comparing Nuummite and Topaz 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 Nuummite and Topaz chemical formula.

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Nuummite and Topaz Specific Gravity

Another important criteria for qualitative analysis of gemstones is Nuummite and Topaz Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Nuummite and Topaz Optical Properties during the identification of gemstone. Specific gravity of Nuummite is 3.49-3.57 whereas that of Topaz is 3.49-3.57.

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Green Gemstones


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