A specimen of clear opal on which two segmented “towers” up to 1.5 cm big stand out. Under shortwave UV radiation, the opal glows intensely green.
A specimen of clear opal on which two segmented “towers” up to 1.5 cm big stand out. Under shortwave UV radiation, the opal glows intensely green.
| Weight | 90 g |
|---|---|
| Dimensions | 29 × 57 × 89 mm |
