Selection: 22.85ct Lightning Ridge Gray Opal - Hand Select Gem Rough
- Family: Opal
- Variety: Lightning Ridge Gray
- Size: 26 x 20 x 6mm
- Treatment: None known
- Origin: Lightning Ridge, Australia
- Carats: 22.85
Grayish white opal rub from Lightning Ridge that showns a green river of fire across its face. Just calibrate, dome, polish and enjoy this fine opal.