Simpsonite and Smithsonite Physical Properties

Simpsonite

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

Not Available4.00-4.65

1 7.18

1.5 Fracture

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

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

1.6 Cleavage

None

Perfect on [1011]

1.7 Mohs Hardness

7-7.55-5.5

2 10

1.8 Chemical Composition

Al 4(Ta,Nb) 3(O,OH,F) 14Ulrich Henn and Claudio C.

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

Simpsonite and Smithsonite Chemical Formula

While comparing Simpsonite 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 Simpsonite and Smithsonite chemical formula.

Chemical formula of Simpsonite- Al 4(Ta,Nb) 3(O,OH,F) 14Ulrich Henn and Claudio C.
Chemical formula of Smithsonite- ZnCO 3Michael OâDonoghue , Gems, Sixth Edition (2006) More from other references

Compare Gems Found In Australia

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Simpsonite and Smithsonite Specific Gravity

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