Glaucophane and Allanite Physical Properties

Glaucophane

Allanite

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1 Physical Properties

1.1 Tenacity

Not Available

1.2 Solubility

Not Available

1.3 Durability

Not Available

1.4 Specific Gravity

3-3.153.40-4.20

1 7.18

1.5 Fracture

Conchoidal, Brittle, Conchoidal

Not Available

1.6 Cleavage

Good on [110] and on [001]

Not Available

1.7 Mohs Hardness

6.0-6.5Not Available

2 10

1.8 Chemical Composition

[ ]Na2(Mg3Al2)Si8O22(OH)2

Not Available

Glaucophane and Allanite Chemical Formula

While comparing Glaucophane and Allanite 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 Allanite chemical formula.

Chemical formula of Glaucophane- [ ]Na2(Mg3Al2)Si8O22(OH)2

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Glaucophane Vs Rosasite

Glaucophane and Allanite Specific Gravity

Another important criteria for qualitative analysis of gemstones is Glaucophane and Allanite Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Glaucophane and Allanite Optical Properties during the identification of gemstone. Specific gravity of Glaucophane is 3.40-4.20 whereas that of Allanite is 3.40-4.20.