Sylvite and Tantalite Physical Properties

Sylvite

Tantalite

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1 Physical Properties

1.1 Tenacity

Brittle

Not Available

1.2 Solubility

Soluble

Not Available

1.3 Durability

Not Available

1.4 Specific Gravity

1.9935.2

1 7.18

1.5 Fracture

Uneven, Brittle

Subconchoidal, ConchoidalArthur Thomas, Gemstones (2009)

1.6 Cleavage

Perfect on [100], [010], [001]

Good in one direction

1.7 Mohs Hardness

2.56-6.5

2 10

1.8 Chemical Composition

Not Available

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

Sylvite and Tantalite Chemical Formula

While comparing Sylvite 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 Sylvite and Tantalite chemical formula.

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

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Sylvite and Tantalite Specific Gravity

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