Nickeline and Albite Physical Properties

Nickeline

Albite

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1 Physical Properties

1.1 Tenacity

Brittle

1.2 Solubility

Not Available

1.3 Durability

Not Available

1.4 Specific Gravity

Not Available2.60-2.65

1 7.18

1.5 Fracture

Conchoidal, Uneven

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

1.6 Cleavage

{1010} Imperfect, {0001} Imperfect

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

1.7 Mohs Hardness

5-5.56-6.5

2 10

1.8 Chemical Composition

Not Available

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

Nickeline and Albite Chemical Formula

While comparing Nickeline and Albite 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 Nickeline and Albite chemical formula.

Chemical formula of Albite- NaAlSi 3O 8Michael OâDonoghue , Gems, Sixth Edition (2006)

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Nickeline and Albite Specific Gravity

Another important criteria for qualitative analysis of gemstones is Nickeline and Albite Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Nickeline and Albite Optical Properties during the identification of gemstone. Specific gravity of Nickeline is 2.60-2.65 whereas that of Albite is 2.60-2.65.