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Verdelite
Verdelite

Dioptase
Dioptase



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Verdelite
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Dioptase

Verdelite and Dioptase Physical Properties

Physical Properties

Tenacity

Solubility

Durability

Specific Gravity

Fracture

Cleavage

Mohs Hardness

Chemical Composition

 
-
-
-
2.90-3.40
Conchoidal
Indiscernible
7-7.5
Na(Li 1.5Al 1.5)Al 6(Si 6O 18)(BO 3) 3(OH) 3(OH)Gemdat.org , Management Team (2012) Formula given for elbaite.
 
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

Verdelite and Dioptase Chemical Formula

While comparing Verdelite 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 Verdelite and Dioptase chemical formula.

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Verdelite and Dioptase Specific Gravity

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