Dendritic copper mineral. 19th-century illustration of a mineral specimen with dendritic (branching) formations of copper in its native (elemental) form. Copper is one of the few metals to occur as a natural mineral. Native copper was an important source of copper from pre-historic times onwards. This artwork,dated 1803,is from 'British Mineralogy',issued between 1802 and 1817 by British naturalist James Sowerby (1757-1822) | |
Licence : | Droits gérés |
Crédit: | Science Photo Library / Royal Institution of Great Britain |
Taille de l’image : | 3593 px × 4867 px |
Model Release : | Non requis |
Property Release : | Non requis |
Restrictions : | - |