Albite and Nephrite Physical Properties

Albite

Nephrite

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1 Physical Properties

1.1 Tenacity

Brittle

Not Available

1.2 Solubility

Not Available

1.3 Durability

Not Available

1.4 Specific Gravity

2.60-2.652.90-3.10

1 7.18

1.5 Fracture

Uneven, Uneven, Gems, Sixth Edition (2006), Uneven, Conchoidal

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

1.6 Cleavage

Perfect on {001}, very good on {010}, imperfect on {110}

Not Available

1.7 Mohs Hardness

6-6.56-6.5

2 10

1.8 Chemical Composition

NaAlSi 3O 8Michael OâDonoghue , Gems, Sixth Edition (2006)

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

Albite and Nephrite Chemical Formula

While comparing Albite and Nephrite 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 Albite and Nephrite chemical formula.

Chemical formula of Albite- NaAlSi 3O 8Michael OâDonoghue , Gems, Sixth Edition (2006)
Chemical formula of Nephrite- Ca 2(Mg,Fe) 5(OH) 2Walter Schumann , Gemstones of the world (2001) More from other references

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Albite and Nephrite Specific Gravity

Another important criteria for qualitative analysis of gemstones is Albite and Nephrite Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Albite and Nephrite Optical Properties during the identification of gemstone. Specific gravity of Albite is 2.90-3.10 whereas that of Nephrite is 2.90-3.10.