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Dravite
Dravite

Cavansite
Cavansite



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Dravite
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Cavansite

Dravite and Cavansite Physical Properties

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Physical Properties

Tenacity

Solubility

Durability

Specific Gravity

Fracture

Cleavage

Mohs Hardness

Chemical Composition

 
-
-
-
3.03-3.18
Uneven, Irregular, Conchoidal
{???} Indistinct
7-7.5
Na(Mg 3)Al 6(Si 6O 18)(BO 3) 3(OH) 3(OH)Gemdat.org , Management Team (2012)
 
Brittle
-
-
2.25-2.33
-
Good on {010}
3-4
Ca(VO)Si4O10•4(H2O)

Dravite and Cavansite Chemical Formula

While comparing Dravite and Cavansite 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 Cavansite chemical formula.

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Dravite and Cavansite Specific Gravity

Another important criteria for qualitative analysis of gemstones is Dravite and Cavansite Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Dravite Vs Cavansite during the identification of gemstone. Specific gravity of Dravite is whereas that of Cavansite is .