Nephrite and Prasiolite Physical Properties

Nephrite

Prasiolite

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1 Physical Properties

1.1 Tenacity

Not Available

Brittle

1.2 Solubility

Not Available

1.3 Durability

Not Available

1.4 Specific Gravity

2.90-3.102.65

1 7.18

1.5 Fracture

Splintery, Granular, Splintery, Granular, Gemstones (2009)

Conchoidal, ConchoidalWalter Schumann, Gemstones of the world (2001)

1.6 Cleavage

Not Available

3,1

1.7 Mohs Hardness

6-6.57

2 10

1.8 Chemical Composition

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

SiO 2Ulrich Henn and Claudio C.

Nephrite and Prasiolite Chemical Formula

While comparing Nephrite and Prasiolite 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 Prasiolite 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 Prasiolite- SiO 2Ulrich Henn and Claudio C.

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Nephrite and Prasiolite Specific Gravity

Another important criteria for qualitative analysis of gemstones is Nephrite and Prasiolite Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Nephrite and Prasiolite Optical Properties during the identification of gemstone. Specific gravity of Nephrite is 2.65 whereas that of Prasiolite is 2.65.