Origin: Winton Boulder Opal Fields, Queensland, Australia. Here we have a lovely piece of natural solid boulder opal rough. This opal is in the rough, raw state and is not finished polished stone. It has been sawn.
| Gemstone | Boulder Opal |
| Transparency | Opaque |
| Gemstone Type | Boulder Opal |
| Gemstone Effect | Opalescence |
| Item Length | 73.4 mm |
| Gemstone Shape | Rough |
| Gemstone Creation | Natural |
| Gemstone Treatment | Not Enhanced |
| Opal Field | Winton, QLD |
| Opal Type | Solid |
| Item Width | 47.5 mm |
| Natural/Lab-Created | Natural |
| Gemstone Colour | Blue Green and Purple |
| Cut Grade | Sawn |
| Material | Boulder Opal |
| Materials Sourced From | Australia |
| Item Depth | 28.5 mm |
| Modified Item | Sawn |
| Brand | Unbranded |
| Gemstone Form | Rough |
| State | QLD , Queensland |
| Total Carat Weight (TCW) | 640 |
| Country Of Origin | Australia |
A nice touch for crafters is that this unbranded stone is easy to set.