Oil shale specimen. Oil shale is sedimentary rock that contains kerogen, from which shale oil can be extracted. | |
Licence : | Droits gérés |
Crédit: | Science Photo Library / Turtle Rock Scientific |
Taille de l’image : | 5162 px × 3433 px |
Model Release : | Non requis |
Property Release : | Non requis |
Restrictions : | - |