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Opal Ethiopia
Opal Ethiopia

Willemite
Willemite



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Opal Ethiopia
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Willemite

Opal Ethiopia and Willemite Physical Properties

Physical Properties

Tenacity

Solubility

Durability

Specific Gravity

Fracture

Cleavage

Mohs Hardness

Chemical Composition

 
-
-
-
-9999
-
None
5.5-6.5
SiO2*nH2O
 
-
-
-
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

Opal Ethiopia and Willemite Chemical Formula

While comparing Opal Ethiopia 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 Opal Ethiopia and Willemite chemical formula.

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Opal Ethiopia and Willemite Specific Gravity

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