Titanite Sphene and Dravite Physical Properties

Titanite Sphene

Dravite

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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

3.52-3.543.03-3.18

1 7.18

1.5 Fracture

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

Uneven, Uneven, Irregular, ConchoidalAnthony et al, Handbook of mineralogy (2001), Conchoidal, Brittle

1.6 Cleavage

Not Available

{???} Indistinct

1.7 Mohs Hardness

5-5.57-7.5

2 10

1.8 Chemical Composition

CaTiSiO 5Ulrich Henn and Claudio C.

Na(Mg 3)Al 6(Si 6O 18)(BO 3) 3(OH) 3(OH)Gemdat.org , Management Team (2012)

Titanite Sphene and Dravite Chemical Formula

While comparing Titanite Sphene and Dravite 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 Dravite chemical formula.

Chemical formula of Titanite Sphene- CaTiSiO 5Ulrich Henn and Claudio C.
Chemical formula of Dravite- Na(Mg 3)Al 6(Si 6O 18)(BO 3) 3(OH) 3(OH)Gemdat.org , Management Team (2012)

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Titanite Sphene and Dravite Specific Gravity

Another important criteria for qualitative analysis of gemstones is Titanite Sphene and Dravite Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Titanite Sphene and Dravite Optical Properties during the identification of gemstone. Specific gravity of Titanite Sphene is 3.03-3.18 whereas that of Dravite is 3.03-3.18.