Almandine and Titanite Sphene Physical Properties

Almandine

Titanite Sphene

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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

3.95-4.30

3.52-3.54

1.5 Fracture

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

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

1.6 Cleavage

none

Not Available

1.7 Mohs Hardness

7-7.5

5-5.5

1.8 Chemical Composition

Fe 3Al 2(SiO 4) 3Arthur Thomas , Gemstones (2009)

CaTiSiO 5Ulrich Henn and Claudio C.

Almandine and Titanite Sphene Chemical Formula

While comparing Almandine 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 Almandine and Titanite Sphene chemical formula.

Chemical formula of Almandine- Fe 3Al 2(SiO 4) 3Arthur Thomas , Gemstones (2009)
Chemical formula of Titanite Sphene- CaTiSiO 5Ulrich Henn and Claudio C.

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Almandine and Titanite Sphene Specific Gravity

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