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Magnesite
Magnesite

Powellite
Powellite



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Magnesite
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Powellite

Magnesite and Powellite Physical Properties

Physical Properties

Tenacity

Solubility

Durability

Specific Gravity

Fracture

Cleavage

Mohs Hardness

Chemical Composition

 
Brittle
Effervesces in hot HCl
-
2.92-3.12
Conchoidal
[10 1 1] perfect
3.5-4.5
MgCO 3Michael O’Donoghue , Gems, Sixth Edition (2006) More from other references
 
-
-
-
4.23
Conchoidal
{111} Distinct
3.5-4
CaMoO 4Michael O’Donoghue , Gems, Sixth Edition (2006)

Magnesite and Powellite Chemical Formula

While comparing Magnesite and Powellite 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 Magnesite and Powellite chemical formula.

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Magnesite and Powellite Specific Gravity

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