Taaffeite and Bustamite Physical Properties

Taaffeite

Bustamite

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1 Physical Properties

1.1 Tenacity

Not Available

1.2 Solubility

Not Available

Partly soluble in HCl.

1.3 Durability

Not Available

1.4 Specific Gravity

3.60-3.613.32-3.43

1 7.18

1.5 Fracture

Conchoidal

ConchoidalArthur Thomas, Gemstones (2009), ConchoidalArthur Thomas, Gemstones (2009)

1.6 Cleavage

Imperfect/fair/absent

{100} perfect; {110} and {1 1 0} good; {010} poor

1.7 Mohs Hardness

8-8.55.5-6

2 10

1.8 Chemical Composition

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

(Ca,Mn2+ )Si 3O 9Michael OâDonoghue , Gems, Sixth Edition (2006) More from other references

Taaffeite and Bustamite Chemical Formula

While comparing Taaffeite and Bustamite 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 Bustamite chemical formula.

Chemical formula of Taaffeite- Mg 3Al 8BeO 16Walter Schumann , Gemstones of the world (2001) More from other references
Chemical formula of Bustamite- (Ca,Mn2+ )Si 3O 9Michael OâDonoghue , Gems, Sixth Edition (2006) More from other references

Compare Colorless Gems

Taaffeite Vs Swiss blue topaz

Taaffeite Vs Kashmir sapphire

Taaffeite Vs Blue quartz

Taaffeite and Bustamite Specific Gravity

Another important criteria for qualitative analysis of gemstones is Taaffeite and Bustamite Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Taaffeite and Bustamite Optical Properties during the identification of gemstone. Specific gravity of Taaffeite is 3.32-3.43 whereas that of Bustamite is 3.32-3.43.