Blue Nile Glossary
A B C D E F G H I J K L M N O P Q R S T U V W X Y Z Index
 
 
  Ruby:  
  Ruby is the red variety of corundum, and in the same family of stones as sapphire. Rubies are red by definition and one of the most valuable of precious gemstones. Ruby is the birthstone for July.

See also: Birthstone, Sapphire, Gemstone Education.

 

Close Window