Adamite and Smithsonite Physical Properties

Adamite

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

4.32-4.484.00-4.65

1 7.18

1.5 Fracture

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

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

1.6 Cleavage

{101}, good; {010}, poor

Perfect on [1011]

1.7 Mohs Hardness

3.55-5.5

2 10

1.8 Chemical Composition

Zn 2(AsO 4)(OH)Michael OâDonoghue , Gems, Sixth edition (2006)

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

Adamite and Smithsonite Chemical Formula

While comparing Adamite 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 Adamite and Smithsonite chemical formula.

Chemical formula of Adamite- Zn 2(AsO 4)(OH)Michael OâDonoghue , Gems, Sixth edition (2006)
Chemical formula of Smithsonite- ZnCO 3Michael OâDonoghue , Gems, Sixth Edition (2006) More from other references

Compare Blue Gemstones

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Adamite and Smithsonite Specific Gravity

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