Glaucophane and Taaffeite Physical Properties

Glaucophane

Taaffeite

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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

3-3.153.60-3.61

1 7.18

1.5 Fracture

Conchoidal, Brittle, Conchoidal

Conchoidal

1.6 Cleavage

Good on [110] and on [001]

Imperfect/fair/absent

1.7 Mohs Hardness

6.0-6.58-8.5

2 10

1.8 Chemical Composition

[ ]Na2(Mg3Al2)Si8O22(OH)2

Mg 3Al 8BeO 16Walter Schumann , Gemstones of the world (2001) More from other references

Glaucophane and Taaffeite Chemical Formula

While comparing Glaucophane and Taaffeite 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 Taaffeite chemical formula.

Chemical formula of Glaucophane- [ ]Na2(Mg3Al2)Si8O22(OH)2
Chemical formula of Taaffeite- Mg 3Al 8BeO 16Walter Schumann , Gemstones of the world (2001) More from other references

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Glaucophane and Taaffeite Specific Gravity

Another important criteria for qualitative analysis of gemstones is Glaucophane and Taaffeite Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Glaucophane and Taaffeite Optical Properties during the identification of gemstone. Specific gravity of Glaucophane is 3.60-3.61 whereas that of Taaffeite is 3.60-3.61.