Polished Dendritic Agate - Madagascar Irradiated featuring striking bands of chalcedony

featuring striking bands of chalcedony and agate that create a mesmerizing visual texture

Its name comes from the Greek word for glass

including Brazil

almost blackish-green you sometimes see in lower-quality bulk material

There are saw marks on this piece

Polished Dendritic Agate - Madagascar Irradiated featuring striking bands of chalcedonyThis Polished Dendritic Agate is a striking mineral specimen sourced from the rich, diverse geological deposits of Madagascar. As a semi translucent variety of chalcedony quartz, this material is defined by its complex, tree like or fern like inclusions trapped inside a clear to milky silica body. These delicate structures are formed by a process known as dendritic branching, which occurs when iron and manganese rich mineral fluids seep into micro