There are more than 5,300 minerals that are known in our nature and about 100 new minerals are discovered every year. Some of them are worth more than others, depending on their rarity and uses. If you are curious about which are the most expensive ones, here is our list of the world’s most expensive minerals.
10. Rhodium – $56 per gram
Valued at $56 per gram, this silver-white metal is primarily used as a catalyst. Alloyed with other minerals, it becomes an essential coating for objects spanning from mirrors, silverware and jewelry, to camera parts.