Kōkopu. Comes in many colour variations from light to dark browns, creamy whites, light blues, olive greens to yellow even golden. Kōkopu is most recognizable by its distinctive brown spots which are very similar to the native fresh water mountain trout from which it gets its name. The Toki or adze was used by our ancestors for carving wooden canoes called waka. And people of high stature would wear as pendants