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Fayalite and Gyrolite Physical Properties


Gyrolite and Fayalite Physical Properties


Physical Properties

Tenacity
Not Available   
Brittle   

Solubility
Not Available   
Not Available   

Durability
Not Available   
Not Available   

Specific Gravity
4.392   
2.48   

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

Cleavage
{010} moderate, {100} imperfect   
Perfect on {001}   

Mohs Hardness
6.5-7   
2   

Chemical Composition
Fe 2SiO 4Michael O’Donoghue , Gems, Sixth Edition (2006)   
NaCa16Si23AlO60(OH)8•64(H2O)   

Optical Properties >>
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Fayalite and Gyrolite Chemical Formula

While comparing Fayalite and Gyrolite 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 Fayalite and Gyrolite chemical formula.

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Fayalite and Gyrolite Specific Gravity

Another important criteria for qualitative analysis of gemstones is Fayalite and Gyrolite Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Fayalite and Gyrolite Optical Properties during the identification of gemstone. Specific gravity of Fayalite is 2.48 whereas that of Gyrolite is 2.48.

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