• 6 Shocking Ways Your Phone Is Destroying The Planet ...

     · Its Bayan Obo mines contain 70 percent of the world's reserves, which is one of the main reasons China can buy us a hundred times over. Mining these minerals, however, is a pain in the ass that creates nightmarish vistas. Even after you've thrown enough people at the mine to retrieve the minerals, there's still the small matter of processing them into a salable state. That's where the ...

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  • Scandium – the Outlier Rare Earth

     · Nyngan might be described as the "Bayan Obo of Scandium". The JORCcompliant resource estimate at Nyngan consists of a Measured Resource of 2,718,000 tonnes at 274 ppm Sc and an Indied Resource of 9,294,000 tonnes at 258ppm Sc. Preliminary mine plans are musing about a CapEx of under US100M and an OpEx of under US1,000/kg (overall recoveries of >80%). This .

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  • Geology of the Bayan Obo ironrareearthniobium deposits ...

    The plate tectonic setting, regional geology, and certain aspects of the economic geology of the ironrareearthniobium ore bodies at Bayan Obo, Inner Mongolia, China, were studied by a team of geologists from the Tianjin Geologic Research Academy and the Geological Survey between 1987 and 1989. These ore bodies were formed by hydrothermal replacement of Middle Proterozoic .

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  • Australia's rare earth elements to become rarer as The ...

    Rareearth mine in Baiyun'ebo or Bayan Obo, a mining town in Inner Mongolia in China. Picture: Getty. The Quadrilateral Security Dialogue (Quad) teleconference between the member states' leaders ...

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  • Transfer Mechanism of Lanthanum from Rare Earth Containing ...

     · Some iron ores are enriched with lanthanum element, for example, the Bayan Obo iron ore in China. The pig iron which used the Bayan Obo iron ore as the raw material was obtained from the blast furnace of Baotou Steel in order to research the transfer mechanisms of lanthanum from rare earth containing iron ore to pig iron during the blast furnace process.

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  • Review

    of Bayan Obo MultiMetal Resources Inner Mongolia University of Science and Technology, Baotou 014010, P. R. China and School of Materials and Metallurgy Inner Mongolia University of Science and Technology, Baotou 014010, P. R. China xhhao Received 5 February 2013; Revised 1 March 2013; Accepted 3 March 2013; Published 8 April 2013 With the fast development of the power .

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  • Yttrium

    The largest mine is the Bayan Obo deposit in China, making China the largest exporter for HREE since the closure of the Mountain Pass mine in the 1990s. Ion absorption clays or Lognan clays are the weathering products of granite and contain only 1% of REEs. The final ore concentrate can contain as much as 8% yttrium. Ion absorption clays are ...

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  • Podcast: Rare earths' magic comes at a cost

     · The town of Bayan Obo is one of those sace zones. Klinger: This used to be windswept grasslands. You know, it's not a barren desert. It's not a wasteland. It was a place where for ...

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  • 2021 Rare Earth Magnetic Materials Development and ...

     · On October 11, the "2021 Rare Earth Magnetic Materials Development and Appliion Seminar" hosted by Baotou Rare Earth Research Institute, Bayan Obo State Key Laboratory of Rare Earth Resources Research and Comprehensive Utilization as well as Bureau of Science, Technology and Information Technology of Baotou Rare Earth Hightech Zone was held in Baotou Rare Earth .

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  • The Bayan Obo ironrareearthniobium deposits, Inner ...

    The plate tectonic setting, regional geology and certain aspects of the economic geology of the ironrareearthniobium ore bodies at Bayan Obo, Inner Mongolia, China, were studied by a team of geologists from the Tianjin Geologic Research Academy and the Geological Survey between 1987 and 1989. These ore bodies were formed by hydrothermal replacement of Middle Proterozoic dolomite in an ...

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  • Rare Earths: The Hidden Cost to Their Magic | Science ...

     · The town of Bayan Obo is one of those sace zones. Klinger: This used to be windswept grasslands. You know, it's not a barren desert. It's not a wasteland. It was a place where for millennia, nomadic pastoralist grazed. Today you still see herders moving with their flocks, but of course life is much different for herders in this contemporary context because they live in the shadow of the ...

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  • Rare Earth Elements in Acid Mine Drainage

    The Bayan Obo super large ... comes from ionadsorption clays deposits (Kinicky et al., 2012Bayan Obo carbonatite). is mainly rich in LREE, whereas clays are richer in HREE. On the other hand, REE have been traditionally used in Geosciences as geochemical tracers since several decades ago. The similar atomic structure and chemical properties of the REE group support their very similar ...

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  • Formation of carbonatiterelated giant rareearthelement ...

     · Lateral migration, replacement, openspace filling, and focused discharges of oreforming fluids produced semistratabound (Bayan Obostyle) 24,25, disseminated (Lizhuang or Mountain Passstyle) 8,26,58, stringerstockwork (Maoniupingstyle) 5 and breccia pipe (Dalucaostyle) 8 orebodies with associated fenitization and Ksilie alterations ...

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  • 5,500 135,000 165M

    coupled with bastnaesite mined from carbonatite deposits, especially from Bayan Obo deposit in China. Currently, the worldwide thorium resources by major deposit types are estimated to total about million tons of Th. Issues associated with thorium's natural radioactivity are a signiicant deterrent to its commercial use. The monazite concentrates are recently produced only in India ...

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  • Rareearth element

    Falsecolor satellite image of the Bayan Obo Mining District, 2006. Mining, refining, and recycling of rare earths have serious environmental consequences if not properly managed. Lowlevel radioactive tailings resulting from the occurrence of thorium and uranium in rareearth element ores present a potential hazard and improper handling of these substances can result in extensive ...

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  • Rare Earth Element deposits in Europe | EuRare Project

    The world's main source of REE, Bayan Obo in China, appears to have formed by hydrothermal replacement associated with carbonatite magmatism. Alkaline silie igneous rocks and carbonatites (igneous rocks dominated by carbonate rather than silie minerals) are most commonly found in extensional rift settings like the present day East African Rift, or the Precambrian Gardar Province in .

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  • Ore Geology Reviews

    derived from carbonatites, notably Bayan Obo in China; these deposits are typically highgrade, but LREEdominated (Chakhmouradian and Wall, 2012; Wall, 2014). REE deposits associated with alkaline igneous rocks are typically lower grade but with larger tonnage and a higher content of the most critical HREE (Wall, 2014).

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  • Rare earth resources call for prudent use

    The Bayan Obo rare earth mine in the Inner Mongolia autonomous region, which holds the majority of China's rare earth reserves, has used up 65 percent of its 43 million tons of reserves. [Photo/China Daily] China's rare earth resources call for prudent use. Before the break of dawn, a group of miners head toward two huge pits near a browncolored plateau. Over the years, bulldozers have carved ...

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  • AustraliaChina Rare Earth Strategy: "Processing ...

    China's rare earth reserves rank first in the media reported that 90% of China's rare earth reserves are concentrated in the Bayan Obo rare earth mine in Inner Mongolia. On March 3, China's Minister of Industry and Information Technology Xiao Yaqing said this: Under vicious competition, China's rare earths are only sold at "earth" prices, but not at "rare" prices.

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  • China's RareEarth Dominance Is a Security Risk for NATO ...

     · China's REE sector was born almost spontaneously during the 1950s, with the opening of the Bayan Obo mine in Inner Mongolia. Now the country has become a world leader in the production, extraction and refining of REEs, responsible for around 70% of global extraction. This figure includes the foreign activities and investments by some Chinese companies in Myanmar, which is the world's third ...

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  • index []

    Bayan Obo Group: H15 Fm., Fm. (1113, 1—112 and Hil are absent in this map range), Fm., Fm. member of Jianshan Fm. (on north wing of Kuangou anticline is sandstone, slate and limestone; (on south wing of Kuangou anticline are: Hs—up per part, potash—rich slate part, bulk dolostone, with slate part, slate) Fm. HI—Dulahala Fm. 74—1ate Variscan granite; Variscan granite; Yð24 ...

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  • Why electric cars aren't as environmentallyfriendly as ...

     · At the end of the 1980s, China rapidly developed a mine in Bayan Obo, which has huge deposits of niobium. Situated around 700 kilometres from .

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  • How are alternative energies sustainable if they run from ...

    Answer (1 of 10): Renewable does not require any "rare earths" No solar panels use them. Only some very rare or old type batteries use them. EV motors do not require them. Wind does not require them Uranium is practically a rare earth for comparison. Fossils refining requires a lot of rare earth...

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  • Synopsis

    world, Bayan Obo, loed in Inner Mongolia, China, is the only deposit in this group formed by hydrothermal replacement of carbonate rocks of sedimentary origin. Carbonatite deposits constitute many of rest of the world's rare earth resources, such as Mountain Pass in the United States, ...

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  • THE DEVELOPMENT OF ReOs ISOTOPE GEOCHEMISTRY IN CHINA

    Liu et al. (1996) reported the geochronology of molybdenites from the group (H8) of the eastern orebody of Bayan Obo REE ore deposits, the Re and Os contents are 49 ppm and 224 ppb respectively, subsequently the ReOs model age is 439 ± 8 Ma. This result proves previous conclusion that there existed an oreforming process in Caledonian period in the area.

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