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Pleonast
Pleonast

Dioptase
Dioptase



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Pleonast
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Dioptase

Pleonast and Dioptase Physical Properties

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Physical Properties

Tenacity

Solubility

Durability

Specific Gravity

Fracture

Cleavage

Mohs Hardness

Chemical Composition

 
-
-
-
-9999
-
Perfect
-9999
MgAl2O4
 
Brittle
Soluble
-
3.25-3.35
Conchoidal, ConchoidalWalter Schumann
Perfect in three directions
5
CuSiO 2(OH) 2Michael O’Donoghue , Gems, Sixth Edition (2006) More from other references

Pleonast and Dioptase Chemical Formula

While comparing Pleonast and Dioptase 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 Dioptase chemical formula.

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Pleonast and Dioptase Specific Gravity

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