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Pleonast
Pleonast

Sugilite
Sugilite



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Pleonast
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Sugilite

Pleonast and Sugilite Physical Properties

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1 Physical Properties
1.1 Tenacity
Not Available
Not Available
1.2 Solubility
Not Available
Not Available
1.3 Durability
Not Available
Not Available
1.4 Specific Gravity
Not Available2.69-2.79
Amber
1 7.18
1.5 Fracture
Not Available
ConchoidalArthur Thomas, Gemstones (2009), ConchoidalArthur Thomas, Gemstones (2009)
1.6 Cleavage
Not Available
Poor on {0001}
1.7 Mohs Hardness
Not Available5.5-6.5
Amber
2 10
1.8 Chemical Composition
Not Available
KNa 2(Fe3+ ,Mn3+ ,Al) 2Li 3Si 12O 30Michael O’Donoghue , Gems, Sixth Edition (2006) More from other references

Pleonast and Sugilite Chemical Formula

While comparing Pleonast 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 Pleonast and Sugilite chemical formula.

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  • Chemical formula of Sugilite- KNa 2(Fe3+ ,Mn3+ ,Al) 2Li 3Si 12O 30Michael O’Donoghue , Gems, Sixth Edition (2006) More from other references

Pleonast and Sugilite Specific Gravity

Another important criteria for qualitative analysis of gemstones is Pleonast and Sugilite Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Pleonast and Sugilite Optical Properties during the identification of gemstone. Specific gravity of Pleonast is 2.69-2.79 whereas that of Sugilite is 2.69-2.79.