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Crocoite and Tantalite Physical Properties


Tantalite and Crocoite Physical Properties


Physical Properties

Tenacity
Not Available   
Not Available   

Solubility
Not Available   
Not Available   

Durability
Not Available   
Not Available   

Specific Gravity
5.90-6.10   
5.2   

Fracture
ConchoidalArthur Thomas, Gemstones (2009), ConchoidalArthur Thomas, Gemstones (2009), (e.g. graphite).   
Subconchoidal, ConchoidalArthur Thomas, Gemstones (2009)   

Cleavage
{110} Distinct, {001} Indistinct, {100} Indistinct   
Good in one direction   

Mohs Hardness
2.5-3   
6-6.5   

Chemical Composition
PbCrO 4Michael O’Donoghue , Gems, Sixth Edition (2006) More from other references   
(Fe,Mn)Ta 2O 6Walter Schumann , Gemstones of the world (2001) More from other references   

Optical Properties >>
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Crocoite and Tantalite Chemical Formula

While comparing Crocoite 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 Crocoite and Tantalite chemical formula.

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Crocoite and Tantalite Specific Gravity

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

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