Cuprite and Andalusite Physical Properties

Cuprite

Andalusite

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Physical Properties

Tenacity

Solubility

Durability

Specific Gravity

Fracture

Cleavage

Mohs Hardness

Chemical Composition

Brittle

5.85-6.15

Conchoidal

Fair in four directions forming octahedrons

3.5-4

Cu 2OMichael OâDonoghue , Gems, Sixth Edition (2006) More from other references

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

Cuprite and Andalusite Chemical Formula

While comparing Cuprite and Andalusite 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 Cuprite and Andalusite chemical formula.

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Cuprite and Andalusite Specific Gravity

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