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    Asteroid mining Wikipedia

    Asteroid mining is the exploitation of raw materials from asteroids and other minor planets, including near Earth objects.. Minerals can be mined from an asteroid or spent comet, then used in space for construction materials or taken back to Earth.These include gold, iridium, silver, osmium, palladium, platinum, rhenium, rhodium, ruthenium and tungsten for transport back to Earth; iron, cobalt ...

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    Rare Earths AIMR 2013 Australian Mines Atlas

    The REEs are a relatively abundant group of elements which range in crustal abundance from cerium, which is the twenty fifth most abundant element at 60 parts per million (ppm), to lutetium, the sixty first most abundant at 0.5ppm.

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    Rare earth elements in sedimentary phosphate deposits ...

    The critical role of rare earth elements (REEs), particularly heavy REEs (HREEs), in high tech industries has created a surge in demand that is quickly outstripping known global supply and has triggered a worldwide scramble to discover new sources.

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    Review on hydrometallurgical recovery of rare earth

    The unique properties of rare earth metals is dominantly expanding its application and are needed to supply the required functionality in many high tech components, green technologies and material industries of high temperature superconductors, secondary batteries, hybrid cars, etc.

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    Minerals Arkansas Geological Survey

    In the bauxite refining process, the aluminum bearing minerals in bauxite are converted in a multiple step process to alumina (Al2O3). Alumina can be smelted to form metallic aluminum or it can be used as the source of many other products, including refractory materials used to line high temperature rotary kilns and metallurgical furnaces.

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    Minerals An Open Access Journal of Mining & Mineral ...

    Minerals, an international, peer reviewed Open Access journal. High resolution laboratory based thermal infrared spectroscopy is an up and coming tool in the field of geological remote sensing.

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    Mining and minerals Jacobs

    Jacobs is a global provider of technical, professional, and scientific services, including engineering, architecture, construction, operations and maintenance.

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    Rare earth element Britannica

    Rare earth element: Rare earth element, any member of the group of chemical elements consisting of three elements in Group 3 (scandium [Sc], yttrium [Y], and lanthanum [La]) and the first extended row of elements below the main body of the periodic table (cerium [Ce]

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    Rare earth element Wikipedia

    A rare earth element (REE) or rare earth metal (REM), as defined by IUPAC, is one of a set of seventeen chemical elements in the periodic table, specifically the fifteen lanthanides, as well as scandium and yttrium. Scandium and yttrium are considered rare earth elements because they tend to occur in the same ore deposits as the lanthanides and exhibit similar chemical properties.

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    Rare Earth Uncertainty Air Force Magazine

    A Chinese rare earth mine in inner Mongolia. Google Earth. Their names sound as if they are part of some science fiction universe: yttrium, dysprosium, samarium, neodymium. They are rare earth elements (REEs)little known but crucial ingredients in much modern US military aerospace technology.

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