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Simpsonite
Simpsonite

Willemite
Willemite



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Simpsonite
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Willemite

Simpsonite and Willemite Physical Properties

Physical Properties

Tenacity

Solubility

Durability

Specific Gravity

Fracture

Cleavage

Mohs Hardness

Chemical Composition

 
-
-
-
-9999
Conchoidal
None
7-7.5
Al 4(Ta,Nb) 3(O,OH,F) 14Ulrich Henn and Claudio C.
 
-
-
-
3.89-4.18
Conchoidal, Uneven
{0001}, {11 2 0} imperfect
5.5
Zn 2SiO 4Michael O’Donoghue , Gems, Sixth Edition (2006) More from other references

Simpsonite and Willemite Chemical Formula

While comparing Simpsonite and Willemite 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 Willemite chemical formula.

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Simpsonite and Willemite Specific Gravity

Another important criteria for qualitative analysis of gemstones is Simpsonite and Willemite Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Simpsonite Vs Willemite during the identification of gemstone. Specific gravity of Simpsonite is whereas that of Willemite is .