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Agate Opal
Agate Opal

Sugilite
Sugilite



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Agate Opal
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Sugilite

Agate Opal and Sugilite 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
SiO 2 · nH 2OWalter Schumann , Gemstones of the world (2001)
 
-
-
-
2.69-2.79
Conchoidal
Poor on {0001}
5.5-6.5
KNa 2(Fe3+ ,Mn3+ ,Al) 2Li 3Si 12O 30Michael O’Donoghue , Gems, Sixth Edition (2006) More from other references

Agate Opal and Sugilite Chemical Formula

While comparing Agate Opal and Sugilite 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 Agate Opal and Sugilite chemical formula.

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Agate Opal and Sugilite Specific Gravity

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