Stevan Natachu expertly cut colorful materials like turquoise, spiny oyster shell, jet, mother-of-pearl and gold lip shell overlaying them in a striking geometric mosaic pattern on the tail of a wild canine (Fox, Wolf or Coyote) sculpted from marble. He's well-known for decorating animal carvings this way, they're wonderful. Eyes of a seasoned survivalist are from jet paste. About 2 7/8" long, 1" wide and 3/4" tall.