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Powellite
Powellite

Annabergite
Annabergite



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Powellite
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Annabergite

Powellite and Annabergite Physical Properties

Physical Properties

Tenacity

Solubility

Durability

Specific Gravity

Fracture

Cleavage

Mohs Hardness

Chemical Composition

 
-
-
-
4.23
Conchoidal
{111} Distinct
3.5-4
CaMoO 4Michael O’Donoghue , Gems, Sixth Edition (2006)
 
Sectile
-
-
3.07
-
Perfect on {010}, indistinct on {100} and {102}
2
Ni3(AsO4)2•8(H2O)

Powellite and Annabergite Chemical Formula

While comparing Powellite and Annabergite 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 Powellite and Annabergite chemical formula.

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Powellite and Annabergite Specific Gravity

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