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Fayalite
Fayalite

Pleonaste
Pleonaste



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Fayalite
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Pleonaste

Fayalite and Pleonaste Physical Properties

Physical Properties

Tenacity

Solubility

Durability

Specific Gravity

Fracture

Cleavage

Mohs Hardness

Chemical Composition

 
-
-
-
4.392
Conchoidal
{010} moderate, {100} imperfect
6.5-7
Fe 2SiO 4Michael O’Donoghue , Gems, Sixth Edition (2006)
 
-
-
-
3.80
-
Indistinct
8
(Mg,Fe)Al 2O 4Gemdat.org , Management Team (2012)

Fayalite and Pleonaste Chemical Formula

While comparing Fayalite and Pleonaste 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 Pleonaste chemical formula.

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Fayalite and Pleonaste Specific Gravity

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