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Sugilite
Sugilite

Rock Crystal
Rock Crystal



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Sugilite
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Rock Crystal

Sugilite and Rock Crystal Physical Properties

Physical Properties

Tenacity

Solubility

Durability

Specific Gravity

Fracture

Cleavage

Mohs Hardness

Chemical Composition

 
-
-
-
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
 
-
-
-
2.65
ConchoidalWalter Schumann
None
7
SiO 2Walter Schumann , Gemstones of the world (2001)

Sugilite and Rock Crystal Chemical Formula

While comparing Sugilite and Rock Crystal 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 Sugilite and Rock Crystal chemical formula.

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Sugilite and Rock Crystal Specific Gravity

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