Isle of Pines (New Caledonia) in the village of Ouro in the west of the island. The water tower of Ouro which was built by prisoners in 1874/75 and renovated in 2005 is still used. At the cemetery "Cimetière des Déportés" near Ouro is a pyramid-shaped memorial and the graves of 300 deportees who died between 1872 and 1880. Isle of Pines (New Caledonia) The Isle of Pines (; name in Kanak language Kwênyii: ') is an island located in the Pacific Ocean, in the archipelago of New Caledonia, an overseas collectivity of France. The island is part of the commune (municipality) of L'Île-des-Pins, in
Nickel mining in New Caledonia of the total value of exports. New Caledonia has the longest history of mining in the Pacific islands. Nickel was found in New Caledonia in 1864 by the engineer Jules Garnier. It was distributed in the ore layers which cover about one third of the area of the main island of New Caledonia. The nickel concentration was inhomogeneous and also varied with the depth. Whereas its usual concentration was 2–5 percent, it could reach 10–15 percent in scattered deposits of green garnierite. Those areas were developed first using primitive manual extraction methods and were gradually depleted, resulting in the present