STF106c Stefoinite Cabochon Miscellaneous The edges features detailed tube

The edges features detailed tube inclusions and parallax in the bands

mirror-like polish over the layer with rougher matrix beneath

21mm x 43mm x 22mm

6" Width at top: approx

STF106c Stefoinite Cabochon Miscellaneous The edges features detailed tubeStefoinite is a rare brecciated jasper from Wyoming, most likely Sweetwater County, discovered originally by Rudy Stefoin. Material is limited as the exact location is no longer known, and collecting last occurred in the 1970s. Typically, it shows tan jasper with brecciated patterns filled with translucent black, white, or blue chalcedony. This polished Stefoinite cabochon features varying shades of tan with dark brown and black within the