Opal from Ironbark rush, Wyoming Opal Fields, Lightning Ridge, Finch Co., New South Wales, Australia
Australia | |
| Cram, L. (2004): A Journey with Colour, Vol 2, Part B - A History of Lightning Ridge Opal 1873-2003, Len Cram. |
Australia | |
| Cram, L. (2004): A Journey with Colour, Vol 2, Part B - A History of Lightning Ridge Opal 1873-2003, Len Cram. |