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Nephrite
Nephrite

Andalusite
Andalusite



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Nephrite
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Andalusite

Nephrite and Andalusite Physical Properties

Physical Properties

Tenacity

Solubility

Durability

Specific Gravity

Fracture

Cleavage

Mohs Hardness

Chemical Composition

 
-
-
-
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
 
-
-
-
3.05-3.21
Uneven, Subconchoidal, Splintery
Good on {110}, poor on {100}
7.5
Al 2SiO 5Michael O’Donoghue , Gems, Sixth edition (2006) More from other references

Nephrite and Andalusite Chemical Formula

While comparing Nephrite and Andalusite 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 Nephrite and Andalusite chemical formula.

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Nephrite and Andalusite Specific Gravity

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