19th Century Massim Ignimbrite Ceremonial Adze Blades – Papua New Guinea (Set)A striking set of polished ignimbrite ceremonial adze blades from the Massim region of Papua New Guinea. Quarried from rare volcanic islands, these blades were revered as wealth within the Kula trade network, with their value traditionally determined by size and the beauty of the polished stone. While dated to the 19th early 20th century, these robust blades may in fact be considerably older, passed through generations. Custom mounted and rich in