Almandine Garnet and Bustamite Physical Properties

Almandine Garnet

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

4.33.32-3.43

1 7.18

1.5 Fracture

Not Available

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

1.6 Cleavage

None.

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

1.7 Mohs Hardness

7.5-8.55.5-6

2 10

1.8 Chemical Composition

Fe₃Al₂Si₃O₁₂

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

Almandine Garnet and Bustamite Chemical Formula

While comparing Almandine Garnet 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 Almandine Garnet and Bustamite chemical formula.

Chemical formula of Almandine Garnet- Fe₃Al₂Si₃O₁₂
Chemical formula of Bustamite- (Ca,Mn2+ )Si 3O 9Michael OâDonoghue , Gems, Sixth Edition (2006) More from other references

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Almandine Garnet and Bustamite Specific Gravity

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