Halite and Albite Physical Properties

Halite

Albite

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1 Physical Properties

1.1 Tenacity

Brittle

1.2 Solubility

Water-soluble

Not Available

1.3 Durability

Not Available

1.4 Specific Gravity

2.172.60-2.65

1 7.18

1.5 Fracture

Conchoidal, Brittle, Metallic

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

1.6 Cleavage

Perfect {001}, three directions cubic

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

1.7 Mohs Hardness

2.0-2.56-6.5

2 10

1.8 Chemical Composition

NaCl

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

Halite and Albite Chemical Formula

While comparing Halite 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 Halite and Albite chemical formula.

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

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Halite and Albite Specific Gravity

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