Amazonite and Bustamite Physical Properties

Amazonite

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

2.55-2.573.32-3.43

1 7.18

1.5 Fracture

Uneven, Uneven, Gems, Sixth Edition (2006)

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

1.6 Cleavage

2,1 basal ; 2,1 prismatic ; 3,1 pinacoidal

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

1.7 Mohs Hardness

6-6.55.5-6

2 10

1.8 Chemical Composition

KAlSi₃O₈

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

Amazonite and Bustamite Chemical Formula

While comparing Amazonite 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 Amazonite and Bustamite chemical formula.

Chemical formula of Amazonite- KAlSi₃O₈
Chemical formula of Bustamite- (Ca,Mn2+ )Si 3O 9Michael OâDonoghue , Gems, Sixth Edition (2006) More from other references

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Amazonite and Bustamite Specific Gravity

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