Elbaite and Pyrite Marcasite Physical Properties

Elbaite

Pyrite Marcasite

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Physical Properties

Tenacity

Solubility

Durability

Specific Gravity

Fracture

Cleavage

Mohs Hardness

Chemical Composition

2.90-3.10

Uneven, Conchoidal

Poor/indistinct on {1120} and {1011}

Na(Li 1.5Al 1.5)Al 6(Si 6O 18)(BO 3) 3(OH) 3(OH)Gemdat.org , Management Team (2012) More from other references

4.9-5.2

None

6-6.5

FeS2

Elbaite and Pyrite Marcasite Chemical Formula

While comparing Elbaite 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 Elbaite and Pyrite Marcasite chemical formula.

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Elbaite and Pyrite Marcasite Specific Gravity

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