Taaffeite and Glaucophane Physical Properties

Taaffeite

Glaucophane

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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

3.60-3.613-3.15

1 7.18

1.5 Fracture

Conchoidal

Conchoidal, Brittle, Conchoidal

1.6 Cleavage

Imperfect/fair/absent

Good on [110] and on [001]

1.7 Mohs Hardness

8-8.56.0-6.5

2 10

1.8 Chemical Composition

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

[ ]Na2(Mg3Al2)Si8O22(OH)2

Taaffeite and Glaucophane Chemical Formula

While comparing Taaffeite and Glaucophane 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 Taaffeite and Glaucophane chemical formula.

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

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Taaffeite and Glaucophane Specific Gravity

Another important criteria for qualitative analysis of gemstones is Taaffeite and Glaucophane Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Taaffeite and Glaucophane Optical Properties during the identification of gemstone. Specific gravity of Taaffeite is 3-3.15 whereas that of Glaucophane is 3-3.15.