Brookite and Microlite Physical Properties

Brookite

Microlite

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Physical Properties

Tenacity

Brittle

Solubility

Durability

Specific Gravity

3.87-4.145.5

1 7.18

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Fracture

Subconchoidal, Conchoidal

Conchoidal

Cleavage

Poor on {120}, in traces on {001}

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

Mohs Hardness

5.5-65-5.5

2 10

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Chemical Composition

TiO 2Michael OâDonoghue , Gems, Sixth Edition (2006) More from other references

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

Brookite and Microlite Chemical Formula

While comparing Brookite and Microlite 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 Brookite and Microlite chemical formula.

Chemical formula of Brookite- TiO 2Michael OâDonoghue , Gems, Sixth Edition (2006) More from other references
Chemical formula of Microlite- (Ca,Na) 2Ta 2O 6(O,OH,F)Michael OâDonoghue , Gems, Sixth Edition (2006) More from other references

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Brookite and Microlite Specific Gravity

Another important criteria for qualitative analysis of gemstones is Brookite and Microlite Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Brookite and Microlite Optical Properties during the identification of gemstone. Specific gravity of Brookite is 5.5 whereas that of Microlite is 5.5.