A new and very interesting material from the Tucson shows this years. I was told that this is a silicified alteration of the famous sepiolite (meerschaum) deposit from Eskiseher, Turkey. Very complex patterns and an excellent value for the money.

 

Weight: 732 g (1.61 lbs)  Diameter: 83 mm (3.28”) Density: 2.41

 

I combine shipping. Up to ~3 additional spheres could ship for no additional charge with flat rate shipping box.

Check out all my other spheres too.