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Fayalite
Fayalite

Fluorapatite
Fluorapatite



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Fayalite
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Fluorapatite

Fayalite and Fluorapatite 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)
 
-
-
-
3.1-3.25
Uneven
Indistinct
5
Ca 5(PO 4) 3FAnthony et al , Handbook of mineralogy (2001)

Fayalite and Fluorapatite Chemical Formula

While comparing Fayalite and Fluorapatite 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 Fluorapatite chemical formula.

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Fayalite and Fluorapatite Specific Gravity

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