Liddicoatite and Tantalite Physical Properties

Liddicoatite

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

3.025.2

1 7.18

1.5 Fracture

Uneven, Uneven, ConchoidalAnthony et al, Handbook of mineralogy (2001), Conchoidal

Subconchoidal, ConchoidalArthur Thomas, Gemstones (2009)

1.6 Cleavage

{0001} Poor

Good in one direction

1.7 Mohs Hardness

Not Available6-6.5

2 10

1.8 Chemical Composition

Ca(Li 2Al)Al 6(Si 6O 18)(BO 3) 3(OH) 3(OH)Gemdat.org , Management Team (2012)

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

Liddicoatite and Tantalite Chemical Formula

While comparing Liddicoatite 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 Liddicoatite and Tantalite chemical formula.

Chemical formula of Liddicoatite- Ca(Li 2Al)Al 6(Si 6O 18)(BO 3) 3(OH) 3(OH)Gemdat.org , Management Team (2012)
Chemical formula of Tantalite- (Fe,Mn)Ta 2O 6Walter Schumann , Gemstones of the world (2001) More from other references

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Liddicoatite and Tantalite Specific Gravity

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