Eosphorite and Tantalite Physical Properties

Eosphorite

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

3.05-3.085.2

1 7.18

1.5 Fracture

Subconchoidal, Uneven, Conchoidal, Uneven

Subconchoidal, ConchoidalArthur Thomas, Gemstones (2009)

1.6 Cleavage

Poor on {100}

Good in one direction

1.7 Mohs Hardness

56-6.5

2 10

1.8 Chemical Composition

Mn2+ Al(PO 4)(OH) 2H 2OMichael OâDonoghue , Gems, Sixth Edition (2006)

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

Eosphorite and Tantalite Chemical Formula

While comparing Eosphorite 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 Eosphorite and Tantalite chemical formula.

Chemical formula of Eosphorite- Mn2+ Al(PO 4)(OH) 2H 2OMichael 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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Eosphorite and Tantalite Specific Gravity

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