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Adamite and Fayalite Physical Properties


Fayalite and Adamite Physical Properties


Physical Properties

Tenacity
Brittle   
Not Available   

Solubility
Not Available   
Not Available   

Durability
Not Available   
Not Available   

Specific Gravity
4.32-4.48   
4.392   

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

Cleavage
{101}, good; {010}, poor   
{010} moderate, {100} imperfect   

Mohs Hardness
3.5   
6.5-7   

Chemical Composition
Zn 2(AsO 4)(OH)Michael O’Donoghue , Gems, Sixth edition (2006)   
Fe 2SiO 4Michael O’Donoghue , Gems, Sixth Edition (2006)   

Optical Properties >>
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Adamite and Fayalite Chemical Formula

While comparing Adamite 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 Adamite and Fayalite chemical formula.

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Adamite and Fayalite Specific Gravity

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

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