Andrew Christy does not work for, consult, own shares in or receive funding from any company or organization that would benefit from this article, and has disclosed no relevant affiliations beyond ...

This brief article is a continuation of the detailed analysis we did on high-priced gems and their value. If you want more details on gemstones, read 20 Most Expensive Gemstones in the World.

Many people know that diamond is actually pretty common when it comes to gemstones (you can find millions of them in your typical candle flame), but who among us can actually name any that are rarer?

Diamond is considered to be the most precious and expensive gem in the world. But if we tell you that diamond is not the most expensive and rare gem in the world, will you believe it? But this is true ...

Most human eyes have seen the mystical beauty of quartz, possibly without knowing it is the most common mineral on Earth, but which is the rarest? Minerals are scattered everywhere on our planet, from ...