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Dravite
Dravite

Pyrrhotite
Pyrrhotite



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Dravite
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Pyrrhotite

Dravite and Pyrrhotite Physical Properties

1 Physical Properties
1.1 Tenacity
Not Available
Not Available
1.2 Solubility
Not Available
Soluble
1.3 Durability
Not Available
Not Available
1.4 Specific Gravity
3.03-3.184.58-4.65
Amber
1 7.18
1.5 Fracture
Uneven, Uneven, Irregular, ConchoidalAnthony et al, Handbook of mineralogy (2001), Conchoidal, Brittle
Uneven
1.6 Cleavage
{???} Indistinct
Absent
1.7 Mohs Hardness
7-7.53.5-4.5
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 Pyrrhotite Chemical Formula

While comparing Dravite and Pyrrhotite 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 Pyrrhotite 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 Pyrrhotite Specific Gravity

Another important criteria for qualitative analysis of gemstones is Dravite and Pyrrhotite Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Dravite and Pyrrhotite Optical Properties during the identification of gemstone. Specific gravity of Dravite is 4.58-4.65 whereas that of Pyrrhotite is 4.58-4.65.