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Crocoite and Bornite Physical Properties


Bornite and Crocoite Physical Properties


Physical Properties

Tenacity
Not Available   
Brittle   

Solubility
Not Available   
Not Available   

Durability
Not Available   
Not Available   

Specific Gravity
5.90-6.10   
5.06-5.08   

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

Cleavage
{110} Distinct, {001} Indistinct, {100} Indistinct   
Poor on [111].   

Mohs Hardness
2.5-3   
3-3.25   

Chemical Composition
PbCrO 4Michael O’Donoghue , Gems, Sixth Edition (2006) More from other references   
Cu5FeS4   

Optical Properties >>
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Crocoite and Bornite Chemical Formula

While comparing Crocoite and Bornite 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 Bornite chemical formula.

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Crocoite and Bornite Specific Gravity

Another important criteria for qualitative analysis of gemstones is Crocoite and Bornite Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Crocoite and Bornite Optical Properties during the identification of gemstone. Specific gravity of Crocoite is 5.06-5.08 whereas that of Bornite is 5.06-5.08.

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