Microlite and Bustamite Physical Properties

Microlite

Bustamite

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Physical Properties

Tenacity

Solubility

Partly soluble in HCl.

Durability

Specific Gravity

5.53.32-3.43

1 7.18

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Fracture

Conchoidal

Cleavage

{111} Indistinct, {111} Indistinct, {111} Indistinct

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

Mohs Hardness

5-5.55.5-6

2 10

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Chemical Composition

(Ca,Na) 2Ta 2O 6(O,OH,F)Michael OâDonoghue , Gems, Sixth Edition (2006) More from other references

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

Microlite and Bustamite Chemical Formula

While comparing Microlite 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 Microlite and Bustamite chemical formula.

Chemical formula of Microlite- (Ca,Na) 2Ta 2O 6(O,OH,F)Michael OâDonoghue , Gems, Sixth Edition (2006) 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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Microlite and Bustamite Specific Gravity

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