Nephrite and Chrysoberyl Physical Properties

Nephrite

Chrysoberyl

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Physical Properties

Tenacity

Brittle

Solubility

Durability

Specific Gravity

2.90-3.103.69-3.81

1 7.18

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Fracture

Splintery, Granular

Uneven, Conchoidal to uneven, ConchoidalWalter Schumann

Cleavage

None

Distinct on {110}, imperfect on {010}, poor on {001}

Mohs Hardness

6-6.58.5

2 10

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Chemical Composition

Ca 2(Mg,Fe) 5(OH) 2Walter Schumann , Gemstones of the world (2001) More from other references

BeAl ₂ O ₄

Nephrite and Chrysoberyl Chemical Formula

While comparing Nephrite and Chrysoberyl 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 Chrysoberyl chemical formula.

Chemical formula of Nephrite- Ca 2(Mg,Fe) 5(OH) 2Walter Schumann , Gemstones of the world (2001) More from other references
Chemical formula of Chrysoberyl- BeAl ₂ O ₄

Compare Green Gemstones

Nephrite Vs Pyromorphite

Nephrite Vs Riesling Beryl

Nephrite Vs Rutilated Quartz

Nephrite and Chrysoberyl Specific Gravity

Another important criteria for qualitative analysis of gemstones is Nephrite and Chrysoberyl Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Nephrite and Chrysoberyl Optical Properties during the identification of gemstone. Specific gravity of Nephrite is 3.69-3.81 whereas that of Chrysoberyl is 3.69-3.81.