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Harvest Natural Resources, Inc. (Harvest) is in the process of dissolution and winding up. The Company was previously a petroleum exploration and production company. The Company was engaged in acquiring exploration, development and producing properties in geological basins active hydrocarbon systems.

Rio Tinto Group engages in exploring, mining, and processing mineral resources worldwide. The company operates through Iron Ore, Aluminium, Copper, and Minerals Segments. The Iron Ore segment engages in the iron ore mining, and salt and gypsum production in Western Australia. The Aluminum segment is involved in bauxite mining; alumina refining; and aluminium smelting. The Copper segment engages in mining and refining of copper, gold, silver, molybdenum, and other by-products and exploration activities. The Minerals segment is involved in mining and processing of borates, titanium dioxide feedstock, and iron concentrate and pellets; diamond mining, sorting, and marketing; and development projects for battery materials, such as lithium. It also owns and operates open pit and underground mines; and refineries, smelters, processing plants and power, and shipping facilities. Rio Tinto Group was founded in 1873 and is headquartered in London, the United Kingdom.

Sarama Resources Ltd, an exploration stage company, engages in the sourcing, exploration, and development of gold deposits in West Africa. It explores for gold. The company holds 100% interest in the Sanutura Project covering an area of approximately 1,420 square kilometers; and 18% interest in the Karankasso Project covering an area of approximately 750 square kilometers located in Burkina Faso. It also holds 100% interest in the Koumandara Project comprises four exploration properties covering an area of approximately 467 square kilometers located within the northern Banfora Greenstone Belt, south-west Burkina Faso. The company was incorporated in 2010 and is headquartered in Subiaco, Australia.