Vesuvianite and Brookite Physical Properties

Vesuvianite

Brookite

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Physical Properties

Tenacity

Brittle

Solubility

Durability

Specific Gravity

3.32-3.433.87-4.14

1 7.18

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Fracture

Conchoidal

Subconchoidal, Conchoidal

Cleavage

Poor on {110} and {100} very poor on {001}

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

Mohs Hardness

6-75.5-6

2 10

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Chemical Composition

Ca10(Mg,Fe)2Al4(SiO4)5(Si2O7)2(OH)4

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

Vesuvianite and Brookite Chemical Formula

While comparing Vesuvianite 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 Vesuvianite and Brookite chemical formula.

Chemical formula of Vesuvianite- Ca10(Mg,Fe)2Al4(SiO4)5(Si2O7)2(OH)4
Chemical formula of Brookite- TiO 2Michael OâDonoghue , Gems, Sixth Edition (2006) More from other references

Compare Brown Gemstones

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Vesuvianite Vs Radiolarite

Vesuvianite and Brookite Specific Gravity

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