Cuprite and Proustite Physical Properties

Cuprite

Proustite

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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

5.85-6.155.51-5.64

1 7.18

1.5 Fracture

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

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

1.6 Cleavage

Fair in four directions forming octahedrons

Distinct on {10 1 1}

1.7 Mohs Hardness

3.5-42.5

2 10

1.8 Chemical Composition

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

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

Cuprite and Proustite Chemical Formula

While comparing Cuprite and Proustite 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 Cuprite and Proustite chemical formula.

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

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Cuprite and Proustite Specific Gravity

Another important criteria for qualitative analysis of gemstones is Cuprite and Proustite Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Cuprite and Proustite Optical Properties during the identification of gemstone. Specific gravity of Cuprite is 5.51-5.64 whereas that of Proustite is 5.51-5.64.