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The industrial park is located in Bahodopi district of Morowali Regency, Central Sulawesi. [5] It covers 3,000 hectares, [2] and is served by a seaport, an airport, and a 2 GW coal power plant. [6]
Berau Coal became part of Vallar plc, British financier Nathaniel Rothschild's £700m cash shell, in July 2010. [7]In 2013, it was variously reported that $173 million had allegedly gone "missing" or that "mysteriously vanished" or that a withdrawal was "unauthorised" from Berau Coal under Rosan Roeslani's leadership.
In surface mining, stripping ratio or strip ratio refers to the amount of waste (or overburden) that must be removed to release a given ore quantity. [1] [2] It is a number or ratio that express how much waste is mined per unit of ore.
Mining of sulfur from a deposit at the edge of Ijen's crater lake, Indonesia. Mining is the extraction of valuable geological materials and minerals from the surface of the Earth.
In mining, tailings or tails are the materials left over after the process of separating the valuable fraction from the uneconomic fraction of an ore.Tailings are different from overburden, which is the waste rock or other material that overlies an ore or mineral body and is displaced during mining without being processed.
Sulfur at harbor in North Vancouver, British Columbia, ready to be loaded onto a ship Latex being collected from a tapped rubber tree. A raw material, also known as a feedstock, unprocessed material, or primary commodity, is a basic material that is used to produce goods, finished goods, energy, or intermediate materials that are feedstock for future finished products.
Diorama of an underground salt mine in Germany. Inside Salina Veche, in Slănic, Prahova, Romania.The railing (lower middle) gives the viewer an idea of scale. Before the advent of the modern internal combustion engine and earth-moving equipment, mining salt was one of the most expensive and dangerous of operations because of rapid dehydration caused by constant contact with the salt (both in ...
PT Aneka Tambang Tbk, colloquially known as Antam, is an Indonesian mining company. The company primarily produces gold and nickel, and is the largest producer of nickel in Indonesia . Until 2017, Antam was a directly state-owned company , before its ownership was transferred to PT Mineral Industri Indonesia (Persero) or MIND ID, a government ...