DECORATIVE PIC-ASSIETTE BARRELA lovely example of Picassiette, on a small decorative barrel. Early 20th century. Pique assiette or trencadis is a style of mosaic that incorporates ceramic shards, broken dishes and other found objects into a design. While traditional mosaics used small cubes that were relatively uniformly shaped, pique assiette or trencadis tends to use nonuniform pieces. The term pique assiette has a French origin. Some say it translates to stolen plate or broken