Tantalite and Williamsite Physical Properties

Tantalite

Williamsite

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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

5.22.51-2.63

1 7.18

1.5 Fracture

Subconchoidal, ConchoidalArthur Thomas, Gemstones (2009)

Conchoidal, Conchoidal, Handbook of mineralogy (2001)

1.6 Cleavage

Good in one direction

Not Available

1.7 Mohs Hardness

6-6.54

2 10

1.8 Chemical Composition

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

(Mg,Fe2+ ) 3Si 2O 5(OH) 4Anthony et al , Handbook of mineralogy (2001)

Tantalite and Williamsite Chemical Formula

While comparing Tantalite and Williamsite 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 Tantalite and Williamsite chemical formula.

Chemical formula of Tantalite- (Fe,Mn)Ta 2O 6Walter Schumann , Gemstones of the world (2001) More from other references
Chemical formula of Williamsite- (Mg,Fe2+ ) 3Si 2O 5(OH) 4Anthony et al , Handbook of mineralogy (2001)

Compare Brown Gemstones

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Tantalite and Williamsite Specific Gravity

Another important criteria for qualitative analysis of gemstones is Tantalite and Williamsite Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Tantalite and Williamsite Optical Properties during the identification of gemstone. Specific gravity of Tantalite is 2.51-2.63 whereas that of Williamsite is 2.51-2.63.