Hematite and Albite Physical Properties

Hematite

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

5.00-5.302.60-2.65

1 7.18

1.5 Fracture

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

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

1.6 Cleavage

None, may show partings on {0001} and {10 1 1}

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

1.7 Mohs Hardness

66-6.5

2 10

1.8 Chemical Composition

Fe 2O 3Arthur Thomas , Gemstones (2009)

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

Hematite and Albite Chemical Formula

While comparing Hematite 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 Hematite and Albite chemical formula.

Chemical formula of Hematite- Fe 2O 3Arthur Thomas , Gemstones (2009)
Chemical formula of Albite- NaAlSi 3O 8Michael OâDonoghue , Gems, Sixth Edition (2006)

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Hematite and Albite Specific Gravity

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