Goshenite and Bustamite Physical Properties

Goshenite

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

2.60-2.903.32-3.43

1 7.18

1.5 Fracture

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

1.6 Cleavage

3,1 basal

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

1.7 Mohs Hardness

7.5-85.5-6

2 10

1.8 Chemical Composition

Be₃Al₂SiO₆

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

Goshenite and Bustamite Chemical Formula

While comparing Goshenite 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 Goshenite and Bustamite chemical formula.

Chemical formula of Goshenite- Be₃Al₂SiO₆
Chemical formula of Bustamite- (Ca,Mn2+ )Si 3O 9Michael OâDonoghue , Gems, Sixth Edition (2006) More from other references

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Goshenite and Bustamite Specific Gravity

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