Barite and Azurite Physical Properties

Barite

Azurite

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1 Physical Properties

1.1 Tenacity

Not Available

Brittle

1.2 Solubility

Not Available

1.3 Durability

Not Available

1.4 Specific Gravity

4.483.70-3.90

1 7.18

1.5 Fracture

Uneven

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

1.6 Cleavage

{010} Perfect, {210} Perfect, {010} Imperfect

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

1.7 Mohs Hardness

3-3.53.5-4

2 10

1.8 Chemical Composition

BaSO4

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

Barite and Azurite Chemical Formula

While comparing Barite and Azurite 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 Barite and Azurite chemical formula.

Chemical formula of Barite- BaSO4
Chemical formula of Azurite- Cu 3(OH) 2(CO 3) 2Michael OâDonoghue , Gems, Sixth Edition (2006) More from other references

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Barite and Azurite Specific Gravity

Another important criteria for qualitative analysis of gemstones is Barite and Azurite Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Barite and Azurite Optical Properties during the identification of gemstone. Specific gravity of Barite is 3.70-3.90 whereas that of Azurite is 3.70-3.90.