Glaucophane and Albite Physical Properties

Glaucophane

Albite

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1 Physical Properties

1.1 Tenacity

Not Available

Brittle

1.2 Solubility

Not Available

1.3 Durability

Not Available

1.4 Specific Gravity

3-3.152.60-2.65

1 7.18

1.5 Fracture

Conchoidal, Brittle, Conchoidal

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

1.6 Cleavage

Good on [110] and on [001]

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

1.7 Mohs Hardness

6.0-6.56-6.5

2 10

1.8 Chemical Composition

[ ]Na2(Mg3Al2)Si8O22(OH)2

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

Glaucophane and Albite Chemical Formula

While comparing Glaucophane 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 Glaucophane and Albite chemical formula.

Chemical formula of Glaucophane- [ ]Na2(Mg3Al2)Si8O22(OH)2
Chemical formula of Albite- NaAlSi 3O 8Michael OâDonoghue , Gems, Sixth Edition (2006)

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Glaucophane and Albite Specific Gravity

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