Cobaltite and Bustamite Physical Properties

Cobaltite

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

6.33.32-3.43

1 7.18

1.5 Fracture

UnevenAnthony et al, Handbook of mineralogy (2001) More from other references, UnevenAnthony et al, Handbook of mineralogy (2001) More from other references, Brittle, Metallic

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

1.6 Cleavage

{100} Good, {010} Good, {001} Good

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

1.7 Mohs Hardness

5.55.5-6

2 10

1.8 Chemical Composition

CoAsSAnthony et al , Handbook of mineralogy (2001)

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

Cobaltite and Bustamite Chemical Formula

While comparing Cobaltite 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 Cobaltite and Bustamite chemical formula.

Chemical formula of Cobaltite- CoAsSAnthony et al , Handbook of mineralogy (2001)
Chemical formula of Bustamite- (Ca,Mn2+ )Si 3O 9Michael OâDonoghue , Gems, Sixth Edition (2006) More from other references

Compare Gems Found in America

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Cobaltite Vs Diopside

Cobaltite and Bustamite Specific Gravity

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