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Dravite and Smithsonite Physical Properties


Smithsonite and Dravite Physical Properties


Physical Properties

Tenacity
Not Available   
Brittle   

Solubility
Not Available   
Not Available   

Durability
Not Available   
Not Available   

Specific Gravity
3.03-3.18   
4.00-4.65   

Fracture
Uneven, Uneven, Irregular, ConchoidalAnthony et al, Handbook of mineralogy (2001), Conchoidal, Brittle   
Uneven, Sub-Conchoidal, UnevenWalter Schumann, Gemstones of the world (2001) More from other references, Brittle, Metallic   

Cleavage
{???} Indistinct   
Perfect on [1011]   

Mohs Hardness
7-7.5   
5-5.5   

Chemical Composition
Na(Mg 3)Al 6(Si 6O 18)(BO 3) 3(OH) 3(OH)Gemdat.org , Management Team (2012)   
ZnCO 3Michael O’Donoghue , Gems, Sixth Edition (2006) More from other references   

Optical Properties >>
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Dravite and Smithsonite Chemical Formula

While comparing Dravite and Smithsonite 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 Dravite and Smithsonite chemical formula.

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Dravite and Smithsonite Specific Gravity

Another important criteria for qualitative analysis of gemstones is Dravite and Smithsonite Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Dravite and Smithsonite Optical Properties during the identification of gemstone. Specific gravity of Dravite is 4.00-4.65 whereas that of Smithsonite is 4.00-4.65.

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Blue Gemstones


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