List of fictional elements, materials, isotopes and atomic particles

In a fictional element, material, isotope or elementary particles is a chemical element, material, isotope or elementary particle that only works in fiction (usually fantasy and science fiction ) exists. There is no element of the periodic table whose name ends with " -it" ends, though many minerals have a name with this suffix. Some of the materials listed can be minerals, alloys or other combinations actually. However fantastical works are often very vague in such distinctions. Thus, the most probable assignment was made.

Fictional elements and materials

Since it can not be self- produced, it is in the game of crucial importance.

Since it can not be reproduced itself, it is in the game of crucial importance.