Chalcedony from Jurassic Coast World Heritage Site, England, UK
UK | |
| Render, Paul (n.d.) Paul Render Collection. |
| Render, Paul (n.d.) Paul Render Collection. |
| Render, Paul (n.d.) Paul Render Collection. |
| Render, Paul (n.d.) Paul Render Collection. |
Render, Paul (n.d.) Paul Render Collection. | |
| Mineralogical Magazine, October 2006, Vol. 70(5), pp. 485–498 |