Titanite Sphene and Poudretteite Physical Properties

Titanite Sphene

Poudretteite

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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

3.52-3.542.51-2.53

1 7.18

1.5 Fracture

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

Conchoidal, Splintery

1.6 Cleavage

Not Available

None

1.7 Mohs Hardness

5-5.55

2 10

1.8 Chemical Composition

CaTiSiO 5Ulrich Henn and Claudio C.

KNa 2B 3Si 12O 30Michael OâDonoghue , Gems, Sixth Edition (2006)

Titanite Sphene and Poudretteite Chemical Formula

While comparing Titanite Sphene and Poudretteite 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 Titanite Sphene and Poudretteite chemical formula.

Chemical formula of Titanite Sphene- CaTiSiO 5Ulrich Henn and Claudio C.
Chemical formula of Poudretteite- KNa 2B 3Si 12O 30Michael OâDonoghue , Gems, Sixth Edition (2006)

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Titanite Sphene and Poudretteite Specific Gravity

Another important criteria for qualitative analysis of gemstones is Titanite Sphene and Poudretteite Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Titanite Sphene and Poudretteite Optical Properties during the identification of gemstone. Specific gravity of Titanite Sphene is 2.51-2.53 whereas that of Poudretteite is 2.51-2.53.