Ekanite and Bustamite Physical Properties

Ekanite

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

3.28-3.323.32-3.43

1 7.18

1.5 Fracture

Gemstones (2009), UnevenArthur Thomas, Gemstones (2009), Brittle, Uneven

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

1.6 Cleavage

{101} Distinct

{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

ThCa 2Si 8O 20Walter Schumann , Gemstones of the world (2001) More from other references

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

Ekanite and Bustamite Chemical Formula

While comparing Ekanite 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 Ekanite and Bustamite chemical formula.

Chemical formula of Ekanite- ThCa 2Si 8O 20Walter 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

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Ekanite and Bustamite Specific Gravity

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