Danburite and Linarite Physical Properties

Danburite

Linarite

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Physical Properties

Tenacity

Brittle

Solubility

Durability

Specific Gravity

2.97-3.035.35

1 7.18

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Fracture

Uneven, ConchoidalWalter Schumann, Conchoidal

Conchoidal

Cleavage

{001} Poor

Perfect on {100}, imperfect on {001}

Mohs Hardness

72.5

2 10

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Chemical Composition

CaB 2(SiO 4) 2Michael OâDonoghue , Gems, Sixth Edition (2006) More from other references

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

Danburite and Linarite Chemical Formula

While comparing Danburite 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 Danburite and Linarite chemical formula.

Chemical formula of Danburite- CaB 2(SiO 4) 2Michael OâDonoghue , Gems, Sixth Edition (2006) More from other references
Chemical formula of Linarite- PbCu(SO 4)(OH) 2Michael OâDonoghue , Gems, Sixth Edition (2006)

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Danburite and Linarite Specific Gravity

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