Weight: 789g or 3945ct. Origin: Quilpie - Australia. This is a Massive Boulder Opal where the iron ions crystalized in giving similar shape to petrified wood. Gemstone Type: Boulder Opal. This gem has massive amounts of opal with strong Vivid sky blue colors.
| Gemstone Colour | Blue |
| Transparency | Opaque |
| Gemstone Type | Boulder Opal |
| Cut Grade | Ideal |
| Gemstone Effect | Opalescence |
| Item Length | 140 mm |
| Materials Sourced From | Australia |
| Item Depth | 50 mm |
| Gemstone Shape | Rough |
| Gemstone Creation | Natural |
| Certification | Limanty |
| Vintage | Yes |
| Brand | Limanty |
| Gemstone Treatment | Not Enhanced |
| Gemstone Form | Rough |
| Gemstone Clarity Grade | Eye Clean |
| Country Of Origin | Australia |
| Item Width | 100 mm |
The ruby coloring here is exactly what gem collectors look for in a specimen.