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Sphalerite
Sphalerite

Powellite
Powellite



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Sphalerite
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Sphalerite and Powellite Physical Properties

Physical Properties

Tenacity

Solubility

Durability

Specific Gravity

Fracture

Cleavage

Mohs Hardness

Chemical Composition

 
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3.95-4.10
Uneven
{110} Perfect, {110} Perfect, {110} Perfect
3.5-4
(Zn,Fe)SMichael O’Donoghue , Gems, Sixth Edition (2006) More from other references
 
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4.23
Conchoidal
{111} Distinct
3.5-4
CaMoO 4Michael O’Donoghue , Gems, Sixth Edition (2006)

Sphalerite and Powellite Chemical Formula

While comparing Sphalerite 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 Sphalerite and Powellite chemical formula.

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Sphalerite and Powellite Specific Gravity

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