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Glass
Glass

Jet
Jet



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X
Glass
X
Jet

Glass and Jet Physical Properties

Jet
Jet
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Physical Properties

Tenacity

Solubility

Durability

Specific Gravity

Fracture

Cleavage

Mohs Hardness

Chemical Composition

 
-
-
-
2.39-4.00
-
None
4-6
SiO2
 
-
-
-
1.19-1.35
ConchoidalWalter Schumann
None
2.5-4
C

Glass and Jet Chemical Formula

While comparing Glass and Jet 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 Glass and Jet chemical formula.

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Glass and Jet Specific Gravity

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