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Dravite and Edenite Physical Properties


Edenite 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   
3.05-3.37   

Fracture
Uneven, Uneven, Irregular, ConchoidalAnthony et al, Handbook of mineralogy (2001), Conchoidal, Brittle   
Conchoidal, Brittle, Conchoidal   

Cleavage
{???} Indistinct   
Good on (110)   

Mohs Hardness
7-7.5   
5-6   

Chemical Composition
Na(Mg 3)Al 6(Si 6O 18)(BO 3) 3(OH) 3(OH)Gemdat.org , Management Team (2012)   
NaCa2Mg5Si7AlO22(OH)2   

Optical Properties >>
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Dravite and Edenite Chemical Formula

While comparing Dravite and Edenite 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 Edenite chemical formula.

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Dravite and Edenite Specific Gravity

Another important criteria for qualitative analysis of gemstones is Dravite and Edenite Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Dravite and Edenite Optical Properties during the identification of gemstone. Specific gravity of Dravite is 3.05-3.37 whereas that of Edenite is 3.05-3.37.

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