Polished Outback Jasper OJ201 Chrome chalcedony The original structure with annular

The original structure with annular rings visible in this piece

It does occur in the same geological "Marra Mamba Iron Formation"

cut and polished on one side with a natural rough exterior

Dimensions at widest points approximately 100 mm x 95 mm x 60 mm thick

Polished Outback Jasper OJ201 Chrome chalcedony The original structure with annularOJ201 A rough rock, cut and polished on one side with a natural weathered back and a cut base to sit on. Dimensions at widest points approximately 340 mm x 135 mm and 120 mm thick. It weighs 8. 18 kg. From the mid west region of Western Australia near the small gold mining centre of Payne's Find.