Stone as symbol : The Stone Money of Yap
Rai Stones from Yap (from Wikipedia) Rai stones are circular disks with a hole in the middle. The stones vary widely in size: the largest are 3.6 meters (12 ft) in diameter, 0.5 meters (1.5 ft) thick and weigh 4 metric tons (8,800 lb). The largest rai stone is located on Rumung island, near Riy…