Septaria sculpture

Septarie ball from Madagascar

Size about 12 cm diameter

You buy of course exactly this pictured dragon eye at Kehuna in Austria

Septarian balls and eggs are known by a variety of different names, including dragon eggs, dragon eyes, thunder eggs, calcite nodules
The perfect piece for the collector or for a wonderful addition to your crystal collection.
This septarian sphere  from Madagascar is a combination of several rock types that come together in a nodular calcite mud. This sphere is rich in calcite and sometimes tridymite.
Septarian spherules are septaries, concretions formed by the precipitation of minerals, especially calcite, in a cavity in sedimentary rocks such as limestone.
It has been polished, but not ground, to show off the sparkling colors of the mud in which it was formed.

Septaria stands for accessibility, septariums are said to help remain stable in difficult stuations without locking up