Coloured scanning electron micrograph (SEM) of ash from Alaska,USA. Volcanic ash consists of rock,minerals and volcanic glass fragments. It is created during explosive eruptions by the shattering of large rocks and the separation of molten rock into tiny pieces. Magnification: 10,670x @ 10um wide | |
Licence : | Droits gérés |
Crédit: | Science Photo Library / Kinsman, Ted |
Taille de l’image : | 3900 px × 2925 px |
Model Release : | Non requis |
Property Release : | Non requis |
Restrictions : |
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