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Colemanite
Colemanite
☒

Fayalite
Fayalite
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Colemanite
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Fayalite

Colemanite and Fayalite Physical Properties

Physical Properties

Tenacity

Solubility

Durability

Specific Gravity

Fracture

Cleavage

Mohs Hardness

Chemical Composition

 
-
-
-
2.40-2.42
-
{010} Perfect, {001} Distinct
4.5
Ca 2B 6O 11 · 5H 2OMichael O’Donoghue , Gems, Sixth Edition (2006) More from other references
 
-
-
-
4.392
Conchoidal
{010} moderate, {100} imperfect
6.5-7
Fe 2SiO 4Michael O’Donoghue , Gems, Sixth Edition (2006)

Colemanite and Fayalite Chemical Formula

While comparing Colemanite 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 Colemanite and Fayalite chemical formula.

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Colemanite and Fayalite Specific Gravity

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