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Fayalite
Fayalite

Sanidine
Sanidine



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Fayalite
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Sanidine

Fayalite and Sanidine Physical Properties

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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)
 
-
-
-
2.54-2.61
Uneven
{001} Perfect, {010} Good
6
KAlSi 3O 8Michael O’Donoghue , Gems, Sixth Edition (2006)

Fayalite and Sanidine Chemical Formula

While comparing Fayalite and Sanidine 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 Sanidine chemical formula.

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Fayalite and Sanidine Specific Gravity

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