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Willemite and Fayalite Physical Properties


Fayalite and Willemite Physical Properties


Physical Properties

Tenacity
Not Available   
Not Available   

Solubility
Not Available   
Not Available   

Durability
Not Available   
Not Available   

Specific Gravity
3.89-4.18   
4.392   

Fracture
Conchoidal, ConchoidalArthur Thomas, Gemstones (2009), Uneven   
Conchoidal, ConchoidalAnthony et al, Handbook of mineralogy (2001), Conchoidal, Brittle   

Cleavage
{0001}, {11 2 0} imperfect   
{010} moderate, {100} imperfect   

Mohs Hardness
5.5   
6.5-7   

Chemical Composition
Zn 2SiO 4Michael O’Donoghue , Gems, Sixth Edition (2006) More from other references   
Fe 2SiO 4Michael O’Donoghue , Gems, Sixth Edition (2006)   

Optical Properties >>
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Willemite and Fayalite Chemical Formula

While comparing Willemite 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 Willemite and Fayalite chemical formula.

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Willemite and Fayalite Specific Gravity

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

Red Gemstones

Red Gemstones


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