Erstwilder Sedimental Keepsake Dinosaur Fossel Brooch Please note each piece may differ slightly from one another, and from the example pictured. 'Sedimental Keepsake Brooch' features terrific mixed resins, which differ with each and every piece, making each and every piece entirely unique! Join our dig site as we take a journey to the past. With a gorgeous collection of textured and mottled resins, featuring a hand-assembled display of bones all in one beautiful brooch. A keepsake of the earth's collective history, brought to you in Erstwilder's Dinosauria.