Aragonite and Azurite Physical Properties

Aragonite

Azurite

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1 Physical Properties

1.1 Tenacity

Brittle

1.2 Solubility

Dilute acid

Not Available

1.3 Durability

Not Available

1.4 Specific Gravity

2.93-2.963.70-3.90

1 7.18

1.5 Fracture

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

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

1.6 Cleavage

Distinct on {010}, imperfect {110} and {011}

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

1.7 Mohs Hardness

3.5-43.5-4

2 10

1.8 Chemical Composition

CaCO 3Michael OâDonoghue , Gems, Sixth Edition (2006) More from other references

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

Aragonite and Azurite Chemical Formula

While comparing Aragonite 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 Aragonite and Azurite chemical formula.

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

Compare Gems for Virgo

Aragonite Vs Variscite

Aragonite Vs Zircon

Aragonite Vs Peridot

Aragonite and Azurite Specific Gravity

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