A troy ounce bar of gold is worth a hefty sum of money, but the same amount of this mineral is worth over a hundred million ...

A number of the most valuable gemstones are new discoveries that have only been found in recent decades. Minerals such as Pezzotaite, which was discovered in 2002, or Musgravite, the first gem ...

Myanmar's Kachin State is believed to hold up to 90% of the world's most valuable jade. Hunting for it is one of the most dangerous jobs in the world.

Ounce for ounce, the finest jade has become more valuable than gold, with the most prized nuggets of “mutton fat” jade — so-named for its marbled white consistency — fetching $3,000 an ...

As one Manhattan designer said: “It’s the material I’m most excited about.” By Victoria Gomelsky One of the first things the jewelry designer Bliss Lau did after giving birth to her ...