About Boulder Opal:Boulder opals which are mined only in central Queensland Australia, are fund in ironstone. DETAILS: No9113 Natural solid boulder opal loose stone. Stone Natural solid boulder opal.
| Gemstone Treatment | Not Enhanced |
| Gemstone Form | Polished |
| Gemstone Type | Boulder Opal |
| Gemstone Shape | Freeform |
| Total Carat Weight | 3.60ct |
| Gemstone Creation | Natural |
This gemstone’s aqua color is strong enough to stand out but not overpower.