Pietersite Free Form Cabochon Amber The design patterns are natural

The design patterns are natural

Upper Lias (180 MYO)

and you can too

These pyrite cubes may appear to be man-made at first

Pietersite Free Form Cabochon Amber The design patterns are naturalWeight: 3. 3g (16. 5ct) Approx. dimensions: 28mm 19mm Pietersite, also called "eagle's eye," was named in honor of Sid Pieters who discovered it in 1962 in Namibia, Africa. Pietersite is a trade name for a dark blue grey breccia aggregate made up mainly of hawk's eye and tigereye. It is a variety of chalcedony (itself a variety of quartz) with embedded fibers of amphibole minerals in varying degrees of alteration. The fibers cause a blue chatoyancy