Linarite and Hibonite Physical Properties

Linarite

Hibonite

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Physical Properties

Tenacity

Solubility

Durability

Specific Gravity

5.353.84

1 7.18

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Fracture

Conchoidal

Subconchoidal, Conchoidal

Cleavage

Perfect on {100}, imperfect on {001}

{0001} good, {10 1 0} parting

Mohs Hardness

2.57.5-8

2 10

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Chemical Composition

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

(Ca,Ce)(Al,Ti,Mg)12O19

Linarite and Hibonite Chemical Formula

While comparing Linarite and Hibonite 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 Linarite and Hibonite chemical formula.

Chemical formula of Linarite- PbCu(SO 4)(OH) 2Michael OâDonoghue , Gems, Sixth Edition (2006)
Chemical formula of Hibonite- (Ca,Ce)(Al,Ti,Mg)12O19

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Linarite and Hibonite Specific Gravity

Another important criteria for qualitative analysis of gemstones is Linarite and Hibonite Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Linarite and Hibonite Optical Properties during the identification of gemstone. Specific gravity of Linarite is 3.84 whereas that of Hibonite is 3.84.