Tantalite and Amazonite Physical Properties

Tantalite

Amazonite

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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

5.22.55-2.57

1 7.18

1.5 Fracture

Subconchoidal, ConchoidalArthur Thomas, Gemstones (2009)

Uneven, Uneven, Gems, Sixth Edition (2006)

1.6 Cleavage

Good in one direction

2,1 basal ; 2,1 prismatic ; 3,1 pinacoidal

1.7 Mohs Hardness

6-6.56-6.5

2 10

1.8 Chemical Composition

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

KAlSi₃O₈

Tantalite and Amazonite Chemical Formula

While comparing Tantalite and Amazonite 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 Amazonite chemical formula.

Chemical formula of Tantalite- (Fe,Mn)Ta 2O 6Walter Schumann , Gemstones of the world (2001) More from other references
Chemical formula of Amazonite- KAlSi₃O₈

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Tantalite and Amazonite Specific Gravity

Another important criteria for qualitative analysis of gemstones is Tantalite and Amazonite Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Tantalite and Amazonite Optical Properties during the identification of gemstone. Specific gravity of Tantalite is 2.55-2.57 whereas that of Amazonite is 2.55-2.57.