Andesine and Taaffeite Physical Properties

Andesine

Taaffeite

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1 Physical Properties

1.1 Tenacity

Brittle

Not Available

1.2 Solubility

Not Available

1.3 Durability

Not Available

1.4 Specific Gravity

2.65-2.693.60-3.61

1 7.18

1.5 Fracture

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

Conchoidal

1.6 Cleavage

Perfect on {001}, good on {010}

Imperfect/fair/absent

1.7 Mohs Hardness

6-6.58-8.5

2 10

1.8 Chemical Composition

(Na,Ca)Al_1-2Si_3-2O₈

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

Andesine and Taaffeite Chemical Formula

While comparing Andesine 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 Andesine and Taaffeite chemical formula.

Chemical formula of Andesine- (Na,Ca)Al_1-2Si_3-2O₈
Chemical formula of Taaffeite- Mg 3Al 8BeO 16Walter Schumann , Gemstones of the world (2001) More from other references

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Andesine and Taaffeite Specific Gravity

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