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Dravite
Dravite

Chlorite group
Chlorite group



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Dravite
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Chlorite group

Dravite and Chlorite group Physical Properties

1 Physical Properties
1.1 Tenacity
Not Available
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1.2 Solubility
Not Available
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1.3 Durability
Not Available
Not Available
1.4 Specific Gravity
3.03-3.182.6-3.3
Amber
1 7.18
1.5 Fracture
Uneven, Uneven, Irregular, ConchoidalAnthony et al, Handbook of mineralogy (2001), Conchoidal, Brittle
Lamellar
1.6 Cleavage
{???} Indistinct
Perfect 001
1.7 Mohs Hardness
7-7.52-2.5
Amber
2 10
1.8 Chemical Composition
Na(Mg 3)Al 6(Si 6O 18)(BO 3) 3(OH) 3(OH)Gemdat.org , Management Team (2012)
Not Available

Dravite and Chlorite group Chemical Formula

While comparing Dravite and Chlorite group 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 Chlorite group chemical formula.

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

Another important criteria for qualitative analysis of gemstones is Dravite and Chlorite group Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Dravite and Chlorite group Optical Properties during the identification of gemstone. Specific gravity of Dravite is 2.6-3.3 whereas that of Chlorite group is 2.6-3.3.