Detail of a polished slab of striped chert (also known as flint or flintstone) from a mine near Ilza in Lesser Poland. This stone is worked into all kind of ornaments and much fancied for its graciously curved concentric banding in soft brown reddish colouring. Actual size is 17 x 22 cm | |
Licence : | Droits gérés |
Crédit: | Science Photo Library / Wiersma, Dirk |
Taille de l’image : | 4136 px × 5350 px |
Model Release : | Non requis |
Property Release : | Non requis |
Restrictions : | - |