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Milk Opal
Milk Opal

Smithsonite
Smithsonite



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Milk Opal
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Smithsonite

Milk Opal and Smithsonite Physical Properties

Physical Properties

Tenacity

Solubility

Durability

Specific Gravity

Fracture

Cleavage

Mohs Hardness

Chemical Composition

 
-
-
-
1.98-2.50
Conchoidal
None
5.5-6.5
SiO2·nH2O
 
Brittle
-
-
4.00-4.65
Uneven, Sub-Conchoidal
Perfect on [1011]
5-5.5
ZnCO 3Michael O’Donoghue , Gems, Sixth Edition (2006) More from other references

Milk Opal and Smithsonite Chemical Formula

While comparing Milk Opal 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 Milk Opal and Smithsonite chemical formula.

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Milk Opal and Smithsonite Specific Gravity

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