uranium
This is a picture of un refined uranium. Uranium being carried by a person wearing radiation protecting clothes. In 1789 a scientist named Martin Heinrich Klaproth discovered the element uranium while analyzing a block of pitchblende and found that some of the block was not pitchblende he had discovered uranium One of the most famous things that the mineral uranium was a major part of was both WWII when a nuclear bomb called the Enola Gay was dropped on a Japanese city called Hiroshima. Another appearance was during the cold war when both Russia and America were making threats against the other with nuclear weapons. Luckily no a single bomb or shot was shot or launched or the world would likely gone through a process called mass assured destruction of the planet earth. The element uranium existence was proven when a person put a uranium cross on a piece of photograph paper and left it for three months in a drawer. When the drawer was opened thr...