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Pargasite
Pargasite

Elbaite
Elbaite



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Pargasite
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Elbaite

Pargasite and Elbaite Physical Properties

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Physical Properties

Tenacity

Solubility

Durability

Specific Gravity

Fracture

Cleavage

Mohs Hardness

Chemical Composition

 
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3.04-3.26
Splintery, Uneven
{110} perfect
5-6
NaCa 2(Mg 4Al)Si 6Al 2O 22(OH) 2Michael O’Donoghue , Gems, Sixth Edition (2006)
 
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2.90-3.10
Uneven, Conchoidal
Poor/indistinct on {1120} and {1011}
7
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

Pargasite and Elbaite Chemical Formula

While comparing Pargasite and Elbaite 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 Pargasite and Elbaite chemical formula.

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Pargasite and Elbaite Specific Gravity

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