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Shigaite
Shigaite

Legrandite
Legrandite



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Shigaite
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Legrandite

Shigaite and Legrandite Physical Properties

Physical Properties

Tenacity

Solubility

Durability

Specific Gravity

Fracture

Cleavage

Mohs Hardness

Chemical Composition

 
Moderately flexible
-
-
2.32
-
Perfect on {0001}
2
Pb6Cu3BiS4
 
Brittle
-
-
3.98-4.04
Conchoidal
Imperfect, poor one {100}
4.5-5
Zn 2(AsO 4)(OH) · H 2OMichael O’Donoghue , Gems, Sixth Edition (2006) More from other references

Shigaite and Legrandite Chemical Formula

While comparing Shigaite and Legrandite 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 Legrandite chemical formula.

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Shigaite and Legrandite Specific Gravity

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