Titanite Sphene and Purpurite Physical Properties

Titanite Sphene

Purpurite

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1 Physical Properties

1.1 Tenacity

Not Available

1.2 Solubility

Not Available

1.3 Durability

Not Available

1.4 Specific Gravity

3.52-3.543.2-3.4

1 7.18

1.5 Fracture

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

Uneven, UnevenArthur Thomas, Gemstones (2009), Brittle

1.6 Cleavage

Not Available

[100] [001] perfect

1.7 Mohs Hardness

5-5.54-4.5

2 10

1.8 Chemical Composition

CaTiSiO 5Ulrich Henn and Claudio C.

MnPO 4Walter Schumann , Gemstones of the world (2001) More from other references

Titanite Sphene and Purpurite Chemical Formula

While comparing Titanite Sphene and Purpurite 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 Purpurite chemical formula.

Chemical formula of Titanite Sphene- CaTiSiO 5Ulrich Henn and Claudio C.
Chemical formula of Purpurite- MnPO 4Walter Schumann , Gemstones of the world (2001) More from other references

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Titanite Sphene and Purpurite Specific Gravity

Another important criteria for qualitative analysis of gemstones is Titanite Sphene and Purpurite Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Titanite Sphene and Purpurite Optical Properties during the identification of gemstone. Specific gravity of Titanite Sphene is 3.2-3.4 whereas that of Purpurite is 3.2-3.4.