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Cobaltite and Fayalite Physical Properties


Fayalite and Cobaltite Physical Properties


Physical Properties

Tenacity
Not Available   
Not Available   

Solubility
Not Available   
Not Available   

Durability
Not Available   
Not Available   

Specific Gravity
6.3   
4.392   

Fracture
UnevenAnthony et al, Handbook of mineralogy (2001) More from other references, UnevenAnthony et al, Handbook of mineralogy (2001) More from other references, Brittle, Metallic   
Conchoidal, ConchoidalAnthony et al, Handbook of mineralogy (2001), Conchoidal, Brittle   

Cleavage
{100} Good, {010} Good, {001} Good   
{010} moderate, {100} imperfect   

Mohs Hardness
5.5   
6.5-7   

Chemical Composition
CoAsSAnthony et al , Handbook of mineralogy (2001)   
Fe 2SiO 4Michael O’Donoghue , Gems, Sixth Edition (2006)   

Optical Properties >>
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Cobaltite and Fayalite Chemical Formula

While comparing Cobaltite and Fayalite 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 Cobaltite and Fayalite chemical formula.

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Cobaltite and Fayalite Specific Gravity

Another important criteria for qualitative analysis of gemstones is Cobaltite and Fayalite Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Cobaltite and Fayalite Optical Properties during the identification of gemstone. Specific gravity of Cobaltite is 4.392 whereas that of Fayalite is 4.392.

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