Nephrite and Brazilianite Physical Properties

Nephrite

Brazilianite

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1 Physical Properties

1.1 Tenacity

Not Available

1.2 Solubility

Not Available

1.3 Durability

Not Available

1.4 Specific Gravity

2.90-3.102.98-2.99

1 7.18

1.5 Fracture

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

Conchoidal, Gems

1.6 Cleavage

Not Available

(010) Distinct to good

1.7 Mohs Hardness

6-6.55.5

2 10

1.8 Chemical Composition

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

NaAl 3(PO 4) 2(OH) 4Michael OâDonoghue , Gems, Sixth Edition (2006) More from other references

Nephrite and Brazilianite Chemical Formula

While comparing Nephrite and Brazilianite 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 Brazilianite 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 Brazilianite- NaAl 3(PO 4) 2(OH) 4Michael OâDonoghue , Gems, Sixth Edition (2006) More from other references

Compare Green Gemstones

Nephrite Vs Pearl

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Nephrite Vs Pezzottaite

Nephrite and Brazilianite Specific Gravity

Another important criteria for qualitative analysis of gemstones is Nephrite and Brazilianite Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Nephrite and Brazilianite Optical Properties during the identification of gemstone. Specific gravity of Nephrite is 2.98-2.99 whereas that of Brazilianite is 2.98-2.99.