Tanzanite is small and cute like Steven, has light grey skin, light blue eyes and some blue and grey to her hair. She is also the smallest member of the Earth Defenders.
Back at the Prime Kindergarten Obsidian detected a male M.U.T.O. at the kindergarten so the Defenders ran to battle the beast and eventually found her among the M.U.T.O. body, she actually under ground, first she was scared for seeing Raptor's monstrous Godzilla form, but Raptor helped her get out of the hole so she knew Raptor was a kind creature. So now she tries to discover her weapon