Mud & Stone | West Coast Jade TokiPendant measures 6cm long 2. 5cm at widest point Nephrite jade (Pounamu) is known by many names including jade, greenstone and pounamu. Geologists most commonly use the term nephrite jade, while Mori refer to their treasured stone as pounamu. New Zealands early European settlers called it greenstone a name that is still used today and thought to have stood the test of time for its ease of remembrance. To everyone else, the stone is simply known as