19th Century Maori Mere Pounamu (Greenstone), with old label reading “The chief remarked that the … were only a poor people and that the only heirloom was the greenstone Patu. The one he held in his hand was an heirloom in his tribe and he begged Admiral Tryon to accept it if he would only ask that it should not be showed to parts of the family. The greenstone Patu appears to have been a sort of sacrificial weapon with which, in the old days of cannibalism, the victim was killed, the sharp edged end being driven into the side of the victims head, in a line with the temple”