Some minerals can be found almost anywhere, while others are so rare that there is only one known example.
A 17-ton meteorite that landed in Somalia has been found to contain two minerals never seen on Earth before.
A diamond that originated deep beneath the planet's surface has been found to contain a new type of mineral.
Curiosity has discovered minerals from over several million years of the Red Planet's geological history.
Some types of minerals are so rare that the Earth's entire supply of them could fit in to a thimble.