Superman's only weak point ore "cryptonite" actually existed

Speaking of Superman is an American comic hero's representative, raising 800 thousand tons of objects, invincible hero who can endure the nuclear explosion of 40 megatons. However, such a superman is sucked up in front of the stone called "cryptonite". All these are stories about fiction, but it is surprising to say that Cryptonite, a weak point of Superman, was actually discovered.

This top image is a cryptonite that appeared in the movie "Superman Returns".

Details are as follows.
Superman beware, kryptonite is real - Natural History Museum



BBC articlesAccording to a new ore discovered in the Serbian mine, the film "Superman ReturnsIt seems that it was confirmed that it is cryptonite that comes out in ".

Cryptonite that appeared in movies and comics was a big green crystal, but the ore actually found is white and harmless. When it is exposed to ultraviolet rays, it emits pinkish orange. In the movie it contained fluorine, but in fact it does not contain minor differences. However, it seems to be consistent with cryptonite in other respects. A scholar who examined the chemical composition of this mineral was surprised to know that the freshly discovered mineral had already appeared in the work of fiction.

By the way, Cryptonite is the remnant of Superman's hometown, the planet Krypton exploded and crumbled. The same name as the planetkryptonAlthough there are elements such as element, that neither fiction cryptonite nor cryptonite discovered was related at all. It seems that the ore found will be officially named Jadarite by taking the name of the Serbian mine.