Nephrite and Scheelite Physical Properties

Nephrite

Scheelite

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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

2.90-3.105.9-6.3

1 7.18

1.5 Fracture

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

Conchoidal, Conchoidal, Gemstones of the world (2001) More from other references, Uneven

1.6 Cleavage

Not Available

On {101}, distinct; on {112}, interrupted; on {001}, indistinct

1.7 Mohs Hardness

6-6.54.5-5

2 10

1.8 Chemical Composition

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

CaWO 4Michael OâDonoghue , Gems, Sixth Edition (2006) More from other references

Nephrite and Scheelite Chemical Formula

While comparing Nephrite and Scheelite 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 Scheelite 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 Scheelite- CaWO 4Michael OâDonoghue , Gems, Sixth Edition (2006) More from other references

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Nephrite and Scheelite Specific Gravity

Another important criteria for qualitative analysis of gemstones is Nephrite and Scheelite Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Nephrite and Scheelite Optical Properties during the identification of gemstone. Specific gravity of Nephrite is 5.9-6.3 whereas that of Scheelite is 5.9-6.3.