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Adamite and Elbaite Physical Properties


Elbaite and Adamite Physical Properties


Physical Properties

Tenacity
Brittle   
Not Available   

Solubility
Not Available   
Not Available   

Durability
Not Available   
Not Available   

Specific Gravity
4.32-4.48   
2.90-3.10   

Fracture
Uneven, Subconchoidal, ConchoidalArthur Thomas, Gemstones (2009), Uneven, Subconchoidal, Brittle, Metallic, Brittle, Metallic   
Uneven, Conchoidal, Brittle, Uneven, ConchoidalAnthony et al, Handbook of mineralogy (2001), Conchoidal, Brittle   

Cleavage
{101}, good; {010}, poor   
Poor/indistinct on {1120} and {1011}   

Mohs Hardness
3.5   
7   

Chemical Composition
Zn 2(AsO 4)(OH)Michael O’Donoghue , Gems, Sixth edition (2006)   
Na(Li 1.5Al 1.5)Al 6(Si 6O 18)(BO 3) 3(OH) 3(OH)Gemdat.org , Management Team (2012) More from other references   

Optical Properties >>
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Adamite and Elbaite Chemical Formula

While comparing Adamite and Elbaite 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 Adamite and Elbaite chemical formula.

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Adamite and Elbaite Specific Gravity

Another important criteria for qualitative analysis of gemstones is Adamite and Elbaite Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Adamite and Elbaite Optical Properties during the identification of gemstone. Specific gravity of Adamite is 2.90-3.10 whereas that of Elbaite is 2.90-3.10.

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