DDO118c Dendritic Opal Cabochon Rectangle and orange agate

and orange agate

but some larger pieces may be included in a 50lb lot

and grey agate with banding and tube formations

The primary photo shows the "cabbing" or polishing setup

Polished Butterfly Jasper Cabochon with blue

DDO118c Dendritic Opal Cabochon Rectangle and orange agateThis polished cabochon is made from Turkish Dendritic Opal, and shows translucent and opaque white chalcedony with black dendrites. 29mm x 33mm Dendritic Opal is technically a form of agate (microcrystalline silica) rather than a type of opal (microscopic silica with no crystalline structure). Since it typically displays opaque chalcedony rather than translucent, this name distinguishes it from other Dendritic Agates that have significantly different