Calcite from selected localities.
UK | |
| http://www.nmrs.org.uk/assets/pdf/BM41/BM41-19-21-ravenstonedale.pdf |
P. Nicholson Collection | |
| BMS Database |
UK | |
| http://www.nmrs.org.uk/assets/pdf/BM41/BM41-19-21-ravenstonedale.pdf |
P. Nicholson Collection | |
| BMS Database |