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Sphalerite
Sphalerite

Kyanite
Kyanite



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Sphalerite
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Kyanite

Sphalerite and Kyanite Physical Properties

Physical Properties

Tenacity

Solubility

Durability

Specific Gravity

Fracture

Cleavage

Mohs Hardness

Chemical Composition

 
-
-
-
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
 
Brittle
-
-
3.53-3.65
Splintery
[100] perfect [010] imperfect with 79° angle between
4-7
Al2SiO5

Sphalerite and Kyanite Chemical Formula

While comparing Sphalerite and Kyanite 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 Kyanite chemical formula.

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Sphalerite and Kyanite Specific Gravity

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