Up for sale are these beautiful sliced and polished stone bookends.These are called Septarian Nodules and form naturally this way.Sometimes also called Dragon Stone.Each half measures approx. 2" x 3" x 5 1/4" tall. Total weight is approx 3 pounds 12 ozs. Generally in good condition there is a little unpolished section on the top edge of one and some natural flaws would be expected.Fresh from a local estate.