Wulfenite and Albite Physical Properties

Wulfenite

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

6.50-7.002.60-2.65

1 7.18

1.5 Fracture

Irregular, Brittle, Conchoidal

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

1.6 Cleavage

On {011}, distinct; on {001}, {013}, indistinct

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

1.7 Mohs Hardness

36-6.5

2 10

1.8 Chemical Composition

PbMoO 4Walter Schumann , Gemstones of the world (2001)

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

Wulfenite and Albite Chemical Formula

While comparing Wulfenite 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 Wulfenite and Albite chemical formula.

Chemical formula of Wulfenite- PbMoO 4Walter Schumann , Gemstones of the world (2001)
Chemical formula of Albite- NaAlSi 3O 8Michael OâDonoghue , Gems, Sixth Edition (2006)

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Wulfenite and Albite Specific Gravity

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