Azurite and Celestine Physical Properties

Azurite

Celestine

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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

3.70-3.903.90-4.00

1 7.18

1.5 Fracture

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

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

1.6 Cleavage

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

Perfect on {001}, good on {210}, poor on {010}

1.7 Mohs Hardness

3.5-43-3.5

2 10

1.8 Chemical Composition

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

SrSO 4Michael OâDonoghue , Gems, Sixth Edition (2006) More from other references

Azurite and Celestine Chemical Formula

While comparing Azurite and Celestine 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 Celestine 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 Celestine- SrSO 4Michael OâDonoghue , Gems, Sixth Edition (2006) More from other references

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Azurite and Celestine Specific Gravity

Another important criteria for qualitative analysis of gemstones is Azurite and Celestine Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Azurite and Celestine Optical Properties during the identification of gemstone. Specific gravity of Azurite is 3.90-4.00 whereas that of Celestine is 3.90-4.00.