Bustamite and Tigers Eye Physical Properties

Bustamite

Tigers Eye

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1 Physical Properties

1.1 Tenacity

Not Available

1.2 Solubility

Partly soluble in HCl.

Not Available

1.3 Durability

Not Available

1.5 Specific Gravity

3.32-3.432.58-2.64

1 7.18

1.15 Fracture

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

Gems, Sixth Edition (2006)

1.16 Cleavage

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

Indiscernible

1.17 Mohs Hardness

5.5-66.5-7

2 10

1.18 Chemical Composition

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

SiO₂

Bustamite and Tigers Eye Chemical Formula

While comparing Bustamite and Tigers Eye 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 Bustamite and Tigers Eye chemical formula.

Chemical formula of Bustamite- (Ca,Mn2+ )Si 3O 9Michael OâDonoghue , Gems, Sixth Edition (2006) More from other references
Chemical formula of Tigers Eye- SiO₂

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Bustamite and Tigers Eye Specific Gravity

Another important criteria for qualitative analysis of gemstones is Bustamite and Tigers Eye Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Bustamite and Tigers Eye Optical Properties during the identification of gemstone. Specific gravity of Bustamite is 2.58-2.64 whereas that of Tigers Eye is 2.58-2.64.