Starlite and Tantalite Physical Properties

Starlite

Tantalite

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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

3.91-4.735.2

1 7.18

1.5 Fracture

ConchoidalArthur Thomas, Gemstones (2009), ConchoidalArthur Thomas, Gemstones (2009)

Subconchoidal, ConchoidalArthur Thomas, Gemstones (2009)

1.6 Cleavage

Not Available

Good in one direction

1.7 Mohs Hardness

6.5-7.56-6.5

2 10

1.8 Chemical Composition

ZrSiO 4Michael OâDonoghue , Gems, Sixth Edition (2006)

(Fe,Mn)Ta 2O 6Walter Schumann , Gemstones of the world (2001) More from other references

Starlite and Tantalite Chemical Formula

While comparing Starlite and Tantalite 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 Starlite and Tantalite chemical formula.

Chemical formula of Starlite- ZrSiO 4Michael OâDonoghue , Gems, Sixth Edition (2006)
Chemical formula of Tantalite- (Fe,Mn)Ta 2O 6Walter Schumann , Gemstones of the world (2001) More from other references

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Starlite and Tantalite Specific Gravity

Another important criteria for qualitative analysis of gemstones is Starlite and Tantalite Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Starlite and Tantalite Optical Properties during the identification of gemstone. Specific gravity of Starlite is 5.2 whereas that of Tantalite is 5.2.