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Dravite
Dravite

Pyrite Marcasite
Pyrite Marcasite



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Dravite
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Pyrite Marcasite

Dravite and Pyrite Marcasite Physical Properties

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)
 
-
-
-
4.9-5.2
-
None
6-6.5
FeS2

Dravite and Pyrite Marcasite Chemical Formula

While comparing Dravite and Pyrite Marcasite 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 Pyrite Marcasite chemical formula.

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Dravite and Pyrite Marcasite Specific Gravity

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