Albite and Scolecite Physical Properties

Albite

Scolecite

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1 Physical Properties

1.1 Tenacity

Brittle

1.2 Solubility

Not Available

Soluble

1.3 Durability

Not Available

1.4 Specific Gravity

2.60-2.652.20-2.23

1 7.18

1.5 Fracture

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

Irregular/uneven, UnevenAnthony et al, Handbook of mineralogy (2001), Brittle, Uneven

1.6 Cleavage

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

Perfect on {110} and {1 1 0}

1.7 Mohs Hardness

6-6.55-5.5

2 10

1.8 Chemical Composition

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

CaAl 2Si 3O 10 · 3H 2OUlrich Henn and Claudio C.

Albite and Scolecite Chemical Formula

While comparing Albite and Scolecite 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 Scolecite chemical formula.

Chemical formula of Albite- NaAlSi 3O 8Michael OâDonoghue , Gems, Sixth Edition (2006)
Chemical formula of Scolecite- CaAl 2Si 3O 10 · 3H 2OUlrich Henn and Claudio C.

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Albite and Scolecite Specific Gravity

Another important criteria for qualitative analysis of gemstones is Albite and Scolecite Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Albite and Scolecite Optical Properties during the identification of gemstone. Specific gravity of Albite is 2.20-2.23 whereas that of Scolecite is 2.20-2.23.