Proustite and Azurite Physical Properties

Proustite

Azurite

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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

5.51-5.643.70-3.90

1 7.18

1.5 Fracture

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

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

1.6 Cleavage

Distinct on {10 1 1}

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

1.7 Mohs Hardness

2.53.5-4

2 10

1.8 Chemical Composition

Ag 3AsS 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

Proustite and Azurite Chemical Formula

While comparing Proustite 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 Proustite and Azurite chemical formula.

Chemical formula of Proustite- Ag 3AsS 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 Black Gemstones

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Proustite Vs Sheen Obsidian

Proustite Vs Schorlomite

Proustite and Azurite Specific Gravity

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