Manganese nodules of the Cook Islands / by Stuart G. Kingan

The Cook Islands, a self-governing country in the central South Pacific consists of fifteen islands, all islands between 8°S and 23°S and 156°W and 167°W. It is geographically divided into two groups a Northern Group comprising Penrhyn, Rakahanga, Manihiki,Suwarrow, Nassau and Pukapuka. All are atolls except Nassau. The Southern Group comprises Palmerston, Rarotonga,Mangaia, Mauke and Atiu as high islands; Aitutaki a part atoll with a volcanic peak and a large lagoon: Mitiaro an elevated coral island and Manuae and Palmerston atolls. Tukutea is a small island near Atiu.