Azurite and Taaffeite Physical Properties

Azurite

Taaffeite

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1 Physical Properties

1.1 Tenacity

Brittle

Not Available

1.2 Solubility

Not Available

1.3 Durability

Not Available

1.4 Specific Gravity

3.70-3.90

3.60-3.61

1.5 Fracture

Conchoidal, ConchoidalArthur Thomas, Gemstones (2009), Brittle, Conchoidal

Conchoidal

1.6 Cleavage

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

Imperfect/fair/absent

1.7 Mohs Hardness

3.5-4

8-8.5

1.8 Chemical Composition

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

Mg 3Al 8BeO 16Walter Schumann , Gemstones of the world (2001) More from other references

Azurite and Taaffeite Chemical Formula

While comparing Azurite and Taaffeite 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 Taaffeite chemical formula.

Chemical formula of Azurite- Cu 3(OH) 2(CO 3) 2Michael OâDonoghue , Gems, Sixth Edition (2006) More from other references
Chemical formula of Taaffeite- Mg 3Al 8BeO 16Walter Schumann , Gemstones of the world (2001) More from other references

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Azurite and Taaffeite Specific Gravity

Another important criteria for qualitative analysis of gemstones is Azurite and Taaffeite Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Azurite and Taaffeite Optical Properties during the identification of gemstone. Specific gravity of Azurite is 3.60-3.61 whereas that of Taaffeite is 3.60-3.61.