Azurite crystals. Azurite is a hydrated copper carbonate mineral. Its name refers to its colour,azure,which is a word used to describe deep blue skies. In medieval times,the mineral was ground up and used by painters as a blue pigment. Azurite's colour also makes it popular with mineral collectors | |
Licence : | Droits gérés |
Crédit: | Science Photo Library / Wiersma, Dirk |
Taille de l’image : | 5138 px × 3425 px |
Model Release : | Non requis |
Property Release : | Non requis |
Restrictions : | - |