In nature diamonds are rare but not so in the gem world.
Are rubies rare.
Rubies and sapphires are different colored varieties of the mineral corundum.
Today s discerning collectors are looking for jewelry that emphasizes rare striking and sometimes almost impossible to find stones.
Forget diamonds emeralds and rubies.
The emery on your emery boards and sand paper may contain.
Now corundum is a fairly common mineral.
All rubies are rare but those from myanmar formerly burma set the standard for quality and color.
They are also exceptionally scarce.