Titanite Sphene and Ettringite Physical Properties

Titanite Sphene

Ettringite

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1 Physical Properties

1.1 Tenacity

Not Available

1.2 Solubility

Not Available

Partially soluble in water

1.3 Durability

Not Available

1.4 Specific Gravity

3.52-3.541.77

1 7.18

1.5 Fracture

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

Not Available

1.6 Cleavage

Not Available

Perfect on {10 1 0}

1.7 Mohs Hardness

5-5.52-2.5

2 10

1.8 Chemical Composition

CaTiSiO 5Ulrich Henn and Claudio C.

Ca 6Al 2(SO 4) 3(OH) 12 26H 2OMichael OâDonoghue , Gems, Sixth Edition (2006)

Titanite Sphene and Ettringite Chemical Formula

While comparing Titanite Sphene and Ettringite 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 Ettringite chemical formula.

Chemical formula of Titanite Sphene- CaTiSiO 5Ulrich Henn and Claudio C.
Chemical formula of Ettringite- Ca 6Al 2(SO 4) 3(OH) 12 26H 2OMichael OâDonoghue , Gems, Sixth Edition (2006)

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Titanite Sphene and Ettringite Specific Gravity

Another important criteria for qualitative analysis of gemstones is Titanite Sphene and Ettringite Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Titanite Sphene and Ettringite Optical Properties during the identification of gemstone. Specific gravity of Titanite Sphene is 1.77 whereas that of Ettringite is 1.77.