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 ...

These 10 most expensive minerals in the world command mind-blowing prices due to their extreme rarity, beauty, and unique properties. More for You.

Society Neither gold nor platinum, this is the most expensive mineral on the planet and very few people know about it. A troy ounce bar of gold is worth a hefty sum of money, but the same amount ...