Septarian Sphere with a peak of hollow calcite crystal filled cavities 3.5"

This approximate 2 1/2 lb. and 3.5" in diameter Septarian sphere has a unique aragonite and crystal pattern with two small cavities filled with beautiful yellow calcite crystal formations. Utah septarian geode sculpted into a unique, one-of-a-kind stunning sphere. Comes with acrylic stand and information card. Septarian geodes formed in the age of the dinosaurs, during the Cretaceous Period!