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Bort
Bort

Dravite
Dravite



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Bort and Dravite Physical Properties

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1 Physical Properties
1.1 Tenacity
Not Available
Not Available
1.2 Solubility
Not Available
Not Available
1.3 Durability
Not Available
Not Available
1.4 Specific Gravity
Not Available
3.03-3.18
1.5 Fracture
Not Available
Uneven, Uneven, Irregular, ConchoidalAnthony et al, Handbook of mineralogy (2001), Conchoidal, Brittle
1.6 Cleavage
Not Available
{???} Indistinct
1.7 Mohs Hardness
Not Available
7-7.5
1.8 Chemical Composition
Not Available
Na(Mg 3)Al 6(Si 6O 18)(BO 3) 3(OH) 3(OH)Gemdat.org , Management Team (2012)

Bort and Dravite Chemical Formula

While comparing Bort and Dravite 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 Bort and Dravite chemical formula.

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  • Chemical formula of Dravite- Na(Mg 3)Al 6(Si 6O 18)(BO 3) 3(OH) 3(OH)Gemdat.org , Management Team (2012)

Bort and Dravite Specific Gravity

Another important criteria for qualitative analysis of gemstones is Bort and Dravite Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Bort and Dravite Optical Properties during the identification of gemstone. Specific gravity of Bort is 3.03-3.18 whereas that of Dravite is 3.03-3.18.