| Gemstone | |
| Carat Weight Filtering | 10-20 ctw |
| Gemological Lab | Staff Gemologist |
| Carat Weight | 15.11 carats total |
| Measurements |
|
| Opal | |
| Opal Origin Country | Australia |
| Origin Region or State | Lightning Ridge |
| Type | Fossilized Opal |
| Cut Technique | Polished |
| Shape | Freeform |
| Color Attributes | Black |
| Comments | Opalized Gastropod Shells |
| Common | |
| Birthstone Month | October |