Andalusite and Linarite Physical Properties

Andalusite

Linarite

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Physical Properties

Tenacity

Solubility

Durability

Specific Gravity

Fracture

Cleavage

Mohs Hardness

Chemical Composition

3.05-3.21

Uneven, Subconchoidal, Splintery

Good on {110}, poor on {100}

7.5

Al 2SiO 5Michael OâDonoghue , Gems, Sixth edition (2006) More from other references

5.35

Conchoidal

Perfect on {100}, imperfect on {001}

2.5

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

Andalusite and Linarite Chemical Formula

While comparing Andalusite 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 Andalusite and Linarite chemical formula.

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Andalusite and Linarite Specific Gravity

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