Calcite from Upper Llanfihangell-y-Creuddyn, Ceredigion, Wales, UK
UK | |
| Chris Popham Collection |
| D Vesty collection |
| Chris Popham Collection |
Chris Popham Collection | |
| Chris Popham Collection |
Chris Popham Collection |
UK | |
| Chris Popham Collection |
| D Vesty collection |
| Chris Popham Collection |
Chris Popham Collection | |
| Chris Popham Collection |
Chris Popham Collection |
Pantmawr Mine, Devil's Bridge, Upper Llanfihangell-y-Creuddyn, Ceredigion, Wales, UK