Nepouite and Smithsonite Physical Properties

Nepouite

Smithsonite

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1 Physical Properties

1.1 Tenacity

Not Available

Brittle

1.2 Solubility

Not Available

1.3 Durability

Not Available

1.4 Specific Gravity

3.18-3.244.00-4.65

1 7.18

1.5 Fracture

Not Available

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

1.6 Cleavage

perfect on {001}

Perfect on [1011]

1.7 Mohs Hardness

25-5.5

2 10

1.8 Chemical Composition

Not Available

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

Nepouite and Smithsonite Chemical Formula

While comparing Nepouite 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 Nepouite and Smithsonite chemical formula.

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

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Nepouite and Smithsonite Specific Gravity

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