Elbaite and Linarite Physical Properties

Elbaite

Linarite

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Physical Properties

Tenacity

Solubility

Durability

Specific Gravity

2.90-3.105.35

1 7.18

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Fracture

Uneven, Conchoidal

Conchoidal

Cleavage

Poor/indistinct on {1120} and {1011}

Perfect on {100}, imperfect on {001}

Mohs Hardness

72.5

2 10

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Chemical Composition

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

PbCu(SO 4)(OH) 2Michael OâDonoghue , Gems, Sixth Edition (2006)

Elbaite and Linarite Chemical Formula

While comparing Elbaite and Linarite 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 Linarite chemical formula.

Chemical formula of Elbaite- 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
Chemical formula of Linarite- PbCu(SO 4)(OH) 2Michael OâDonoghue , Gems, Sixth Edition (2006)

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Elbaite and Linarite Specific Gravity

Another important criteria for qualitative analysis of gemstones is Elbaite and Linarite Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Elbaite and Linarite Optical Properties during the identification of gemstone. Specific gravity of Elbaite is 5.35 whereas that of Linarite is 5.35.