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Powellite
Powellite

Star Ruby
Star Ruby



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Powellite
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Star Ruby

Powellite and Star Ruby 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)
 
-
-
-
3.95-4.10
Uneven
None
-9999
Al 2O 3Michael O’Donoghue , Gems, Sixth Edition (2006)

Powellite and Star Ruby Chemical Formula

While comparing Powellite and Star Ruby 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 Star Ruby chemical formula.

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Powellite and Star Ruby Specific Gravity

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