Home
Gemstones


Corundum and Prase Physical Properties


Prase and Corundum Physical Properties


Physical Properties

Tenacity
Brittle   
Not Available   

Solubility
insoluble   
Not Available   

Durability
Not Available   
Not Available   

Specific Gravity
3.90-4.05   
2.64-2.69   

Fracture
Uneven, Uneven, Gems, Difficult, Fibrous   
Gems, Sixth Edition (2006), Gems, Sixth Edition (2006)   

Cleavage
None – parting in 3 directions   
Not Available   

Mohs Hardness
9   
7   

Chemical Composition
Al 2O 3Arthur Thomas , Gemstones (2009)   
SiO 2Michael O’Donoghue , Gems, Sixth Edition (2006)   

Optical Properties >>
<< Astrology

Corundum and Prase Chemical Formula

While comparing Corundum and Prase 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 Corundum and Prase chemical formula.

Compare Violet Gemstones

Corundum and Prase Specific Gravity

Another important criteria for qualitative analysis of gemstones is Corundum and Prase Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Corundum and Prase Optical Properties during the identification of gemstone. Specific gravity of Corundum is 2.64-2.69 whereas that of Prase is 2.64-2.69.

Violet Gemstones

Violet Gemstones


Compare Violet Gemstones