Rough opal. Opal is the national gemstone of Australia,which produces 97 per cent of the world's supply. This specimen is from Coober Pedy,South Australia. South Australia alone produces around 80 per cent of the world's supply | |
Licence : | Droits gérés |
Crédit: | Science Photo Library / Bildagentur-online / Mcphoto-Schulz |
Taille de l’image : | 3632 px × 2421 px |
Model Release : | Non requis |
Property Release : | Non requis |
Restrictions : | - |