Hauyne and Brookite Physical Properties

Hauyne

Brookite

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Physical Properties

Tenacity

Brittle

Solubility

Gelatinises in acids

Durability

Specific Gravity

2.4-2.53.87-4.14

1 7.18

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Fracture

Uneven, Conchoidal

Subconchoidal, Conchoidal

Cleavage

Distinct on {110}

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

Mohs Hardness

5-65.5-6

2 10

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Chemical Composition

(Na,Ca)4-8Al6Si6(O,S)24(SO4,Cl)1-2

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

Hauyne and Brookite Chemical Formula

While comparing Hauyne and Brookite 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 Hauyne and Brookite chemical formula.

Chemical formula of Hauyne- (Na,Ca)4-8Al6Si6(O,S)24(SO4,Cl)1-2
Chemical formula of Brookite- TiO 2Michael OâDonoghue , Gems, Sixth Edition (2006) More from other references

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Hauyne and Brookite Specific Gravity

Another important criteria for qualitative analysis of gemstones is Hauyne and Brookite Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Hauyne and Brookite Optical Properties during the identification of gemstone. Specific gravity of Hauyne is 3.87-4.14 whereas that of Brookite is 3.87-4.14.