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Colemanite and Beryllonite Physical Properties


Beryllonite and Colemanite Physical Properties


Physical Properties

Tenacity
Not Available   
Brittle   

Solubility
Not Available   
Not Available   

Durability
Not Available   
Not Available   

Specific Gravity
2.40-2.42   
2.79-2.87   

Fracture
Gemstones (2009), UnevenArthur Thomas, Gemstones (2009), Brittle, Metallic   
Conchoidal, ConchoidalArthur Thomas, Gemstones (2009), Brittle, Conchoidal   

Cleavage
{010} Perfect, {001} Distinct   
{010} perfect; {100} good, interrupted; {101} indistinct; {001} in traces   

Mohs Hardness
4.5   
5.5-6   

Chemical Composition
Ca 2B 6O 11 · 5H 2OMichael O’Donoghue , Gems, Sixth Edition (2006) More from other references   
NaBePO 4Michael O’Donoghue , Gems, Sixth Edition (2006) More from other references   

Optical Properties >>
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Colemanite and Beryllonite Chemical Formula

While comparing Colemanite and Beryllonite 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 Colemanite and Beryllonite chemical formula.

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Colemanite and Beryllonite Specific Gravity

Another important criteria for qualitative analysis of gemstones is Colemanite and Beryllonite Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Colemanite and Beryllonite Optical Properties during the identification of gemstone. Specific gravity of Colemanite is 2.79-2.87 whereas that of Beryllonite is 2.79-2.87.

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