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Forsterite and Fayalite Physical Properties


Fayalite and Forsterite Physical Properties


Physical Properties

Tenacity
Not Available   
Not Available   

Solubility
Not Available   
Not Available   

Durability
Not Available   
Not Available   

Specific Gravity
3.23-3.26   
4.392   

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

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

Mohs Hardness
6.5-7   
6.5-7   

Chemical Composition
Mg 2SiO 4Michael O’Donoghue , Gems, Sixth Edition (2006)   
Fe 2SiO 4Michael O’Donoghue , Gems, Sixth Edition (2006)   

Optical Properties >>
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Forsterite and Fayalite Chemical Formula

While comparing Forsterite 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 Forsterite and Fayalite chemical formula.

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Forsterite and Fayalite Specific Gravity

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

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Green Gemstones


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