Brookite and Titanite Sphene Physical Properties

Brookite

Titanite Sphene

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1 Physical Properties

1.1 Tenacity

Brittle

Not Available

1.2 Solubility

Not Available

1.3 Durability

Not Available

1.4 Specific Gravity

3.87-4.143.52-3.54

1 7.18

1.5 Fracture

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

ConchoidalWalter Schumann, Gemstones of the world (2001), ConchoidalWalter Schumann, Gemstones of the world (2001)

1.6 Cleavage

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

Not Available

1.7 Mohs Hardness

5.5-65-5.5

2 10

1.8 Chemical Composition

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

CaTiSiO 5Ulrich Henn and Claudio C.

Brookite and Titanite Sphene Chemical Formula

While comparing Brookite and Titanite Sphene 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 Titanite Sphene chemical formula.

Chemical formula of Brookite- TiO 2Michael OâDonoghue , Gems, Sixth Edition (2006) More from other references
Chemical formula of Titanite Sphene- CaTiSiO 5Ulrich Henn and Claudio C.

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Brookite and Titanite Sphene Specific Gravity

Another important criteria for qualitative analysis of gemstones is Brookite and Titanite Sphene Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Brookite and Titanite Sphene Optical Properties during the identification of gemstone. Specific gravity of Brookite is 3.52-3.54 whereas that of Titanite Sphene is 3.52-3.54.