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Dravite and Selenite Physical Properties


Selenite and Dravite Physical Properties


Physical Properties

Tenacity
Not Available   
Not Available   

Solubility
Not Available   
Not Available   

Durability
Not Available   
Not Available   

Specific Gravity
3.03-3.18   
Not Available   

Fracture
Uneven, Uneven, Irregular, ConchoidalAnthony et al, Handbook of mineralogy (2001), Conchoidal, Brittle   
Not Available   

Cleavage
{???} Indistinct   
Not Available   

Mohs Hardness
7-7.5   
2   

Chemical Composition
Na(Mg 3)Al 6(Si 6O 18)(BO 3) 3(OH) 3(OH)Gemdat.org , Management Team (2012)   
Not Available   

Optical Properties >>
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Dravite and Selenite Chemical Formula

While comparing Dravite and Selenite 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 Selenite chemical formula.

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Dravite and Selenite Specific Gravity

Another important criteria for qualitative analysis of gemstones is Dravite and Selenite Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Dravite and Selenite Optical Properties during the identification of gemstone. Specific gravity of Dravite is Not Available whereas that of Selenite is Not Available.

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