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Quartz
Quartz

Powellite
Powellite



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Quartz
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Quartz and Powellite Physical Properties

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Physical Properties

Tenacity

Solubility

Durability

Specific Gravity

Fracture

Cleavage

Mohs Hardness

Chemical Composition

 
Brittle
-
-
2.65
Conchoidal
{0110} Indistinct
7
SiO2
 
-
-
-
4.23
Conchoidal
{111} Distinct
3.5-4
CaMoO 4Michael O’Donoghue , Gems, Sixth Edition (2006)

Quartz and Powellite Chemical Formula

While comparing Quartz 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 Quartz and Powellite chemical formula.

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Quartz and Powellite Specific Gravity

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