Tel: +604 660 4774 - 5
Fax: +604 660 4776
Mobile: +6012 498 8774
Email: info@vrganza.com

In 1837 Gaudin made the first synthetic rubies by fusing alumina at a high temperature with a little chromium as a pigment by fusing BaF2 and Al2O3 with a little chromium at temperatures above 2000C.

Synthetic corundum is being used widely in Jewelry designs. They are very hard that only comparable the hardness with only a few substances on the Earth.
Synthetic Corundum is the most famous from the above category. These stones have a Mohs hardness rating of 9, which is comparable to the diamond hardness rating of 10.

With all the above, synthetic corundum have now become a favorite to most of people use to substitute for Precious Gems Stone in the world.

 
 
Corundum
 
             

Spinel

           
 
 
Copyright by Vrganza. All Rights Reserved.
Site created by Cool Creative