Komatiite. This is volcanic rock that formed when very hot magma cooled rapidly about 3500 million years ago. Komatiite is confined to structures that formed during the early Earth and are not found in modern volcanoes. This sample is from Barberton in Mpumalanga,South Africa | |
Licence : | Droits gérés |
Crédit: | Science Photo Library / Terry, Sheila |
Taille de l’image : | 4368 px × 2912 px |
Model Release : | Non requis |
Property Release : | Non requis |
Restrictions : | - |