Agatized dino bone sphere from Utah. 88mm or 3.5" approximately. 2lbs. This sphere has not been treated or stabilized in any way. 100% natural.
Agatized dinosaur bone (often called "gembone") from Utah is fossilized bone where cellular structure has been replaced by silica-rich minerals like agate, jasper, or opal, forming approximately 150 million years ago in the Jurassic Morrison Formation.
