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Witherite
Witherite

Nephrite
Nephrite



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Witherite
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Nephrite

Witherite and Nephrite Physical Properties

Physical Properties

Tenacity

Solubility

Durability

Specific Gravity

Fracture

Cleavage

Mohs Hardness

Chemical Composition

 
-
-
-
4.27-4.35
Conchoidal
{010} Distinct
3-3.5
BaCO 3Michael O’Donoghue , Gems, Sixth Edition (2006) More from other references
 
-
-
-
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

Witherite and Nephrite Chemical Formula

While comparing Witherite 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 Witherite and Nephrite chemical formula.

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Witherite and Nephrite Specific Gravity

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