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Jet lignite
Jet lignite

Sard
Sard



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Jet lignite
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Sard

Jet lignite and Sard Physical Properties

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Physical Properties

Tenacity

Solubility

Durability

Specific Gravity

Fracture

Cleavage

Mohs Hardness

Chemical Composition

 
-
-
-
1.30-1.34
-
None
2.5
C
 
-
-
-
2.58-2.63
Conchoidal
None
6.5-7
SiO 2Ulrich Henn and Claudio C.

Jet lignite and Sard Chemical Formula

While comparing Jet lignite and Sard 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 Jet lignite and Sard chemical formula.

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Jet lignite and Sard Specific Gravity

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