Tantalite and Eosphorite Physical Properties

Tantalite

Eosphorite

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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

5.23.05-3.08

1 7.18

1.5 Fracture

Subconchoidal, ConchoidalArthur Thomas, Gemstones (2009)

Subconchoidal, Uneven, Conchoidal, Uneven

1.6 Cleavage

Good in one direction

Poor on {100}

1.7 Mohs Hardness

6-6.55

2 10

1.8 Chemical Composition

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

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

Tantalite and Eosphorite Chemical Formula

While comparing Tantalite and Eosphorite 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 Eosphorite chemical formula.

Chemical formula of Tantalite- (Fe,Mn)Ta 2O 6Walter Schumann , Gemstones of the world (2001) More from other references
Chemical formula of Eosphorite- Mn2+ Al(PO 4)(OH) 2H 2OMichael OâDonoghue , Gems, Sixth Edition (2006)

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Tantalite and Eosphorite Specific Gravity

Another important criteria for qualitative analysis of gemstones is Tantalite and Eosphorite Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Tantalite and Eosphorite Optical Properties during the identification of gemstone. Specific gravity of Tantalite is 3.05-3.08 whereas that of Eosphorite is 3.05-3.08.