Bauxite aluminium ore. Bauxite,which consists largely of several aluminium hydroxide minerals,is the most commonly mined aluminium ore. A sedimentary rock,bauxite is formed when an original sediment undergoes chemical weathering,usually in a tropical climate. This sample measures 90 millimetres across | |
Licence : | Droits gérés |
Crédit: | Science Photo Library / Wiersma, Dirk |
Taille de l’image : | 5244 px × 3604 px |
Model Release : | Non requis |
Property Release : | Non requis |
Restrictions : | - |