Azurite and Sphalerite Physical Properties

Azurite

Sphalerite

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Physical Properties

Tenacity

Solubility

Durability

Specific Gravity

Fracture

Cleavage

Mohs Hardness

Chemical Composition

Brittle

3.70-3.90

Conchoidal

Perfect on {011}, fair on {100}, poor on {110}

3.5-4

Cu 3(OH) 2(CO 3) 2Michael OâDonoghue , Gems, Sixth Edition (2006) More from other references

3.95-4.10

Uneven

{110} Perfect, {110} Perfect, {110} Perfect

3.5-4

(Zn,Fe)SMichael OâDonoghue , Gems, Sixth Edition (2006) More from other references

Azurite and Sphalerite Chemical Formula

While comparing Azurite and Sphalerite 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 Azurite and Sphalerite chemical formula.

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Azurite and Sphalerite Specific Gravity

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