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Steatite
Steatite

Sugilite
Sugilite



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Steatite
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Sugilite

Steatite and Sugilite Physical Properties

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Physical Properties

Tenacity

Solubility

Durability

Specific Gravity

Fracture

Cleavage

Mohs Hardness

Chemical Composition

 
-
-
-
2.20-2.80
-
Perfect
-9999
Mg 3Si 4O 10(OH) 2Gemdat.org , Management Team (2012)
 
-
-
-
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

Steatite and Sugilite Chemical Formula

While comparing Steatite 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 Steatite and Sugilite chemical formula.

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Steatite and Sugilite Specific Gravity

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