Smithsonite and Mellite Physical Properties

Smithsonite

Mellite

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1 Physical Properties

1.1 Tenacity

Brittle

Not Available

1.2 Solubility

Not Available

1.3 Durability

Not Available

1.4 Specific Gravity

4.00-4.651.58-1.60

1 7.18

1.5 Fracture

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

ConchoidalAnthony et al, Handbook of mineralogy (2001), ConchoidalAnthony et al, Handbook of mineralogy (2001), Conchoidal, Brittle

1.6 Cleavage

Perfect on [1011]

{011} Imperfect

1.7 Mohs Hardness

5-5.52

2 10

1.8 Chemical Composition

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

Al 2(Cl 2O 12) · 18H 2OUlrich Henn and Claudio C.

Smithsonite and Mellite Chemical Formula

While comparing Smithsonite and Mellite 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 Smithsonite and Mellite chemical formula.

Chemical formula of Smithsonite- ZnCO 3Michael OâDonoghue , Gems, Sixth Edition (2006) More from other references
Chemical formula of Mellite- Al 2(Cl 2O 12) · 18H 2OUlrich Henn and Claudio C.

Compare Green Gemstones

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Smithsonite and Mellite Specific Gravity

Another important criteria for qualitative analysis of gemstones is Smithsonite and Mellite Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Smithsonite and Mellite Optical Properties during the identification of gemstone. Specific gravity of Smithsonite is 1.58-1.60 whereas that of Mellite is 1.58-1.60.