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Shigaite
Shigaite

Dioptase
Dioptase



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Shigaite
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Dioptase

Shigaite and Dioptase Physical Properties

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Physical Properties

Tenacity

Solubility

Durability

Specific Gravity

Fracture

Cleavage

Mohs Hardness

Chemical Composition

 
Moderately flexible
-
-
2.32
-
Perfect on {0001}
2
Pb6Cu3BiS4
 
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

Shigaite and Dioptase Chemical Formula

While comparing Shigaite 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 Shigaite and Dioptase chemical formula.

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Shigaite and Dioptase Specific Gravity

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