Proustite and Smithsonite Physical Properties

Proustite

Smithsonite

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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

5.51-5.644.00-4.65

1 7.18

1.5 Fracture

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

Uneven, Sub-Conchoidal, UnevenWalter Schumann, Gemstones of the world (2001) More from other references, Brittle, Metallic

1.6 Cleavage

Distinct on {10 1 1}

Perfect on [1011]

1.7 Mohs Hardness

2.55-5.5

2 10

1.8 Chemical Composition

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

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

Proustite and Smithsonite Chemical Formula

While comparing Proustite and Smithsonite 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 Smithsonite chemical formula.

Chemical formula of Proustite- Ag 3AsS 3Michael OâDonoghue , Gems, Sixth Edition (2006) More from other references
Chemical formula of Smithsonite- ZnCO 3Michael OâDonoghue , Gems, Sixth Edition (2006) More from other references

Compare Black Gemstones

Proustite Vs Sheen Obsidian

Proustite Vs Serendibite

Proustite Vs Schorlomite

Proustite and Smithsonite Specific Gravity

Another important criteria for qualitative analysis of gemstones is Proustite and Smithsonite Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Proustite and Smithsonite Optical Properties during the identification of gemstone. Specific gravity of Proustite is 4.00-4.65 whereas that of Smithsonite is 4.00-4.65.