In nature diamonds are rare but not so in the gem world.
Are rubies rare.
They are also exceptionally scarce.
Large gem quality rubies can be more valuable than comparably sized diamonds and are certainly rarer in fact smaller blue sapphires 1 3 cts are relatively abundant compared to small gem quality rubies.
The emery on your emery boards and sand paper may contain.
While rubies from thailand contain relatively high iron content which can result in overly dark reds with brownish or purplish overtones the geological conditions in myanmar generally produce rubies with very little trace iron.
Now corundum is a fairly common mineral.
Forget diamonds emeralds and rubies.
Today s discerning collectors are looking for jewelry that emphasizes rare striking and sometimes almost impossible to find stones.