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Amethyst
Amethyst

Nephrite
Nephrite



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Amethyst
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Nephrite

Amethyst and Nephrite Physical Properties

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Physical Properties

Tenacity

Solubility

Durability

Specific Gravity

Fracture

Cleavage

Mohs Hardness

Chemical Composition

 
-
insoluble in common solvents
-
2.65
Conchoidal, ConchoidalWalter Schumann
Indiscernible
7
SiO2
 
-
-
-
2.90-3.10
Splintery, Granular
None
6-6.5
Ca 2(Mg,Fe) 5(OH) 2Walter Schumann , Gemstones of the world (2001) More from other references

Amethyst and Nephrite Chemical Formula

While comparing Amethyst and Nephrite 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 Amethyst and Nephrite chemical formula.

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Amethyst and Nephrite Specific Gravity

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