Azurite and Edenite Physical Properties

Azurite

Edenite

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1 Physical Properties

1.1 Tenacity

Brittle

1.2 Solubility

Not Available

1.3 Durability

Not Available

1.4 Specific Gravity

3.70-3.90

3.05-3.37

1.5 Fracture

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

Conchoidal, Brittle, Conchoidal

1.6 Cleavage

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

Good on (110)

1.7 Mohs Hardness

3.5-4

5-6

1.8 Chemical Composition

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

NaCa2Mg5Si7AlO22(OH)2

Azurite and Edenite Chemical Formula

While comparing Azurite and Edenite 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 Edenite 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 Edenite- NaCa2Mg5Si7AlO22(OH)2

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Azurite and Edenite Specific Gravity

Another important criteria for qualitative analysis of gemstones is Azurite and Edenite Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Azurite and Edenite Optical Properties during the identification of gemstone. Specific gravity of Azurite is 3.05-3.37 whereas that of Edenite is 3.05-3.37.