Nepouite and Brookite Physical Properties

Nepouite

Brookite

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1 Physical Properties

1.1 Tenacity

Not Available

Brittle

1.2 Solubility

Not Available

1.3 Durability

Not Available

1.4 Specific Gravity

3.18-3.243.87-4.14

1 7.18

1.5 Fracture

Not Available

Subconchoidal, ConchoidalArthur Thomas, Gemstones (2009), Conchoidal, Brittle

1.6 Cleavage

perfect on {001}

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

1.7 Mohs Hardness

25.5-6

2 10

1.8 Chemical Composition

Not Available

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

Nepouite and Brookite Chemical Formula

While comparing Nepouite 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 Nepouite and Brookite chemical formula.

Chemical formula of Brookite- TiO 2Michael OâDonoghue , Gems, Sixth Edition (2006) More from other references

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Nepouite and Brookite Specific Gravity

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