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Jet
Jet

Feldspar
Feldspar



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Jet
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Feldspar

Jet and Feldspar Physical Properties

Jet
Jet
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1 Physical Properties
1.1 Tenacity
Not Available
Not Available
1.2 Solubility
Not Available
Not Available
1.3 Durability
Not Available
Not Available
1.4 Specific Gravity
1.19-1.352.56-2.75
Amber
1 7.18
1.5 Fracture
ConchoidalWalter Schumann, ConchoidalWalter Schumann, Gemstones of the world (2001) More from other references
Uneven, Conchoidal, Uneven, Conchoidal, Gemstones of the world (2001)
1.6 Cleavage
Not Available
two or three
1.7 Mohs Hardness
2.5-46-6.5
Amber
2 10
1.8 Chemical Composition
Not Available
Not Available

Jet and Feldspar Chemical Formula

While comparing Jet and Feldspar 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 and Feldspar chemical formula.

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Jet and Feldspar Specific Gravity

Another important criteria for qualitative analysis of gemstones is Jet and Feldspar Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Jet and Feldspar Optical Properties during the identification of gemstone. Specific gravity of Jet is 2.56-2.75 whereas that of Feldspar is 2.56-2.75.