Azurite and Chiastolite Physical Properties

Azurite

Chiastolite

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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

3.00-3.15

1.5 Fracture

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

Not Available

1.6 Cleavage

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

Not Available

1.7 Mohs Hardness

3.5-4

5-5.5

1.8 Chemical Composition

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

Al 2SiO 5Michael OâDonoghue , Gems, Sixth edition (2006)

Azurite and Chiastolite Chemical Formula

While comparing Azurite and Chiastolite 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 Chiastolite 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 Chiastolite- Al 2SiO 5Michael OâDonoghue , Gems, Sixth edition (2006)

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Azurite and Chiastolite Specific Gravity

Another important criteria for qualitative analysis of gemstones is Azurite and Chiastolite Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Azurite and Chiastolite Optical Properties during the identification of gemstone. Specific gravity of Azurite is 3.00-3.15 whereas that of Chiastolite is 3.00-3.15.