×

Fayalite
Fayalite

Blue John
Blue John



ADD
Compare
X
Fayalite
X
Blue John

Fayalite and Blue John 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)
 
-
-
-
3.00-3.25
-
Perfect
-9999
CaF 2Michael O’Donoghue , Gems, Sixth Edition (2006)

Fayalite and Blue John Chemical Formula

While comparing Fayalite and Blue John 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 Blue John chemical formula.

    >>

Fayalite and Blue John Specific Gravity

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