Sard and Smithsonite Physical Properties

Sard

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

2.58-2.63

4.00-4.65

1.5 Fracture

ConchoidalArthur Thomas, Gemstones (2009), ConchoidalArthur Thomas, Gemstones (2009)

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

1.6 Cleavage

Not Available

Perfect on [1011]

1.7 Mohs Hardness

6.5-7

5-5.5

1.8 Chemical Composition

SiO 2Ulrich Henn and Claudio C.

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

Sard and Smithsonite Chemical Formula

While comparing Sard 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 Sard and Smithsonite chemical formula.

Chemical formula of Sard- SiO 2Ulrich Henn and Claudio C.
Chemical formula of Smithsonite- ZnCO 3Michael OâDonoghue , Gems, Sixth Edition (2006) More from other references

Compare Blue Gemstones

Sard Vs Sillimanite

Sard Vs Sodalite

Sard Vs Spinel

Sard and Smithsonite Specific Gravity

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