There are over 2,000 identified natural minerals. Of them, less than 100 are considered gemstones, and, of those, only 16 have any perceived importance or value. We’re going through some of our ...

There are about 6,000 different types of minerals, but only a couple hundred are gemstones. Learn more about these special minerals and how someone like you can find your own gemstone. Science Trek is ...

One of the world’s most popular types of rough diamonds has plunged into a pricing free fall, as a growing number of Americans choose engagement rings made from lab-grown stones instead. Diamond ...