Autunite (hydrated calcium uranyl phosphate),an ore of uranium,a radioactive element. It is not now mined as a source of uranium,rather it is sought by mineral collectors for its fluorescing colours. It was the most widely used source of uranium during the development of the atomic bomb in the Second World War | |
Licence : | Droits gérés |
Crédit: | Science Photo Library / Biophoto Associates |
Taille de l’image : | 3543 px × 2443 px |
Model Release : | Non requis |
Property Release : | Non requis |
Restrictions : | - |