Proustite and Cuprite Physical Properties

Proustite

Cuprite

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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

5.51-5.645.85-6.15

1 7.18

1.5 Fracture

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

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

1.6 Cleavage

Distinct on {10 1 1}

Fair in four directions forming octahedrons

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 2OMichael OâDonoghue , Gems, Sixth Edition (2006) More from other references

Proustite and Cuprite Chemical Formula

While comparing Proustite and Cuprite 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 Cuprite chemical formula.

Chemical formula of Proustite- Ag 3AsS 3Michael OâDonoghue , Gems, Sixth Edition (2006) More from other references
Chemical formula of Cuprite- Cu 2OMichael OâDonoghue , Gems, Sixth Edition (2006) More from other references

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Proustite and Cuprite Specific Gravity

Another important criteria for qualitative analysis of gemstones is Proustite and Cuprite Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Proustite and Cuprite Optical Properties during the identification of gemstone. Specific gravity of Proustite is 5.85-6.15 whereas that of Cuprite is 5.85-6.15.