Rare earth

Rare earth

A group of 17 mineral elements found in the earth's crust. Rare earths have broad commercial and military applications, and are vital to the manufacture of products as diverse as iPods, cellphones, hybrid cars, large wind turbines and guided missiles. At the present time, China controls more than 95 percent of the global market for rare earths.

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Part of Speech: noun
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Industry/Domain: Mining
Category: General mining
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rare earth

Materials science; Magnetics

Commonly used to describe high energy magnet material such as NdFeB (Neodymium-Iron-Boron) and SmCo (Samarium-Cobalt).

rare earth

Mining; General mining

A group of 17 mineral elements found in the earth's crust. Rare earths have broad commercial and military applications, and are vital to the manufacture of products as diverse as ...

rare earth

Chemistry; General chemistry

An oxide of a rare earth element .

rare earths

Mining; General mining; Mineral mining

Oxides of a series of 15 metallic elements, from lanthanum (atomic number 57) to lutetium (71), and of two other elements; yttrium (39), and scandium (21). These elements are not ...

rare earth ions

Materials science; Material physics

Ions of rare earth elements, viz. lanthanides (elements having atomic numbers 58 to 71) and actinides (elements having atomic numbers 90 to 103).

rare-earth elements

Materials science; Material physics

A group of elements with atomic numbers from 58 to 71, also known as the lanthanides. Their chemical properties are very similar to those of Lanthanum; like it, they have outer ...

asteroid mining

Mining; General mining

The future industry of sending spacecraft to asteroids in order to harvest their natural resources and bring them back to civilization for use. On April 24th 2012, the first real ...

rock

Mining; General mining

A mineral that forms inside the earth as marble and granite are rocks; a huge amount of stone that forms a cliff or mountain is called as rock.

beryl

Mining; General mining

A greenish mineral that usually lets light shine through it and is found mostly in igneous and metamorphic rocks.

corundum

Mining; General mining

A very hard mineral made mainly of aluminum and oxygen. Rubies and sapphires are types of corundum.

feldspar

Mining; General mining

A mineral that makes up more than 60 percent of the Earth's crust. The pink and white flecks in granite consist of feldspar.

geode

Mining; General mining

A hollow, rounded rock that is lined on the inside with crystals is called geode.

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