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Binghamite and Achroite Physical Properties


Achroite and Binghamite Physical Properties


Physical Properties

Tenacity
Not Available   
Not Available   

Solubility
Not Available   
Not Available   

Durability
Not Available   
Not Available   

Specific Gravity
2.55-2.70   
2.90-3.40   

Fracture
Not Available   
Uneven, Uneven, ConchoidalWalter Schumann, Gemstones of the world (2001)   

Cleavage
Not Available   
Not Available   

Mohs Hardness
6.5-7   
7-7.5   

Chemical Composition
SiO 2Arthur Thomas , Gemstones (2009)   
Na(Li 1.5Al 1.5)Al 6(Si 6O 18)(BO 3) 3(OH) 3(OH)Gemdat.org , Management Team (2012) Formula given for elbaite.   

Optical Properties >>
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Binghamite and Achroite Chemical Formula

While comparing Binghamite and Achroite 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 Binghamite and Achroite chemical formula.

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Binghamite and Achroite Specific Gravity

Another important criteria for qualitative analysis of gemstones is Binghamite and Achroite Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Binghamite and Achroite Optical Properties during the identification of gemstone. Specific gravity of Binghamite is 2.90-3.40 whereas that of Achroite is 2.90-3.40.

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