What does rare earth mean? definition, meaning and audio ...

Definition of rare earth in the AudioEnglish.org Dictionary. Meaning of rare earth. What does rare earth mean? Proper usage and audio pronunciation (plus IPA phonetic transcription) of the word rare earth. Information about rare earth in the AudioEnglish.org dictionary, synonyms and antonyms.

RARE EARTH | meaning in the Cambridge English Dictionary

rare earth definition: one of a group of metal chemical elements that are difficult to find in large quantities, and are…. Learn more.

REE - Rare Earth Elements - Metals, Minerals, Mining, Uses

Scandium is found in most rare earth element deposits and is sometimes classified as a rare earth element. The International Union of Pure and Applied Chemistry includes scandium in their rare earth element definition. The rare earth elements are all metals, and the group is often

Why We Need Rare Earth Elements - YouTube

Mar 26, 2013· Rare earth elements are crucial to the technology around us - they're in phones, computers, tvs, and hybrid cars. Why are they so important? Any why are they so difficult to mine? Anthony takes a ...

Rare-earth element - definition of rare-earth element by ...

Define rare-earth element. rare-earth element synonyms, rare-earth element pronunciation, rare-earth element translation, English dictionary definition of rare-earth element. ... Rare-Earth Cobalt; rare-earth element; Rare-earth elements; rare-earth garnet; Rare-Earth Hi-Tech; rare-earth intensifying screen; rare-earth intensifying screen; Rare ...

Rare earth - definition of rare earth by The Free Dictionary

rare earth n. 1. Any of various oxides of the rare-earth elements. 2. A rare-earth element. [rare (because the minerals from which the rare-earth elements were first isolated are uncommon) + earth, metallic oxide.] rare earth n 1. (Elements & Compounds) any oxide of a lanthanide 2. (Elements & Compounds) Also called: rare-earth element another name for ...

Rare-earth element - Wikipedia

A rare-earth element (REE) or rare-earth metal (REM), as defined by the International Union of Pure and Applied Chemistry, is one of a set of seventeen chemical elements in the periodic table, specifically the fifteen lanthanides, as well as scandium and yttrium.

What are rare earth elements, and why are they important ...

What are rare earth elements, and why are they important? PDF version. Information on this page was collected from the source acknowledged below: U.S. Geological Survey news release "Going Critical" The rare earth elements (REE) are a set of seventeen metallic elements. ... A precise definition of rare earth elements (REEs) and in-depth ...

Rare-earth mineral - Wikipedia

A rare-earth mineral contains one or more rare-earth elements as major metal constituents. Rare-earth minerals are usually found in association with alkaline to peralkaline igneous complexes, in pegmatites associated with alkaline magmas and in or associated with carbonatite intrusives. Perovskite mineral phases are common hosts to rare-earth elements within the alkaline complexes.

Rare earth | definition of rare earth by Medical dictionary

rare earth: n metallic elements used in intensifying screens. Also refers to fast-exposure roentgen-ray screen film.

US-China trade: what are rare-earth metals and what's the ...

May 29, 2019· US-China trade: what are rare-earth metals and what's the dispute? This article is more than 4 months old. The metals are used to produce a number of …

Rare-earth phosphor - definition of rare-earth phosphor by ...

Define rare-earth phosphor. rare-earth phosphor synonyms, rare-earth phosphor pronunciation, rare-earth phosphor translation, English dictionary definition of rare-earth phosphor. n. 1.

Rare-earth element definition and meaning | Collins ...

Rare-earth element definition: any element of the lanthanide series | Meaning, pronunciation, translations and examples

What Are Rare Earths? - rareearthtechalliance.com

What Are Rare Earths? Rare earths are a series of chemical elements found in the Earth's crust that are vital to many modern technologies, including consumer electronics, computers and networks, communications, clean energy, advanced transportation, health care, environmental mitigation, national defense, and many others.

What does rare earth mean? - Definitions.net

Definition of rare earth in the Definitions.net dictionary. Meaning of rare earth. What does rare earth mean? Information and translations of rare earth in the most comprehensive dictionary definitions resource on the web.

Rare earth metals | definition of Rare earth metals by ...

Altogether, companies spent $100 million exploring Greenland's deposits last year, and several are applying for licenses to begin construction on new mines for gold, iron, zinc, and rare earth metals. (Currently, almost all the world's rare earth metals are mined in China, so the discovery of a huge new deposit in Greenland is significant.)

Rare Earth (band) - Wikipedia

Rare Earth is an American rock band affiliated with Motown's Rare Earth record label (named after the band), which prospered from 1970–1972. Although not the first white band signed to Motown, Rare Earth was the first big hit-making

Rare earth magnet | Article about Rare earth magnet by The ...

Overall, there seemed to be continuing concern among the attendees at Magnetics 2014 about China as the dominant producer rare earth oxides and rare earth magnets. Many felt it was now time to begin to establish a rare earth magnet supply chain outside China.

Rare earth metals - definition of Rare earth metals by The ...

Rare earth metals synonyms, Rare earth metals pronunciation, Rare earth metals translation, English dictionary definition of Rare earth metals. n. 1. Any of various oxides of the rare-earth elements. 2. A rare-earth element. n 1. any oxide of a lanthanide 2. Also called: rare-earth element another...

Definition of rare-earth metal | Dictionary.com

Rare-earth metal definition, any of a group of closely related metallic elements, comprising the lanthanides, scandium, and yttrium, that are chemically similar by virtue of having the same number of valence electrons. See more.

Rare earths - definition of Rare earths by The Free Dictionary

Rare earths synonyms, Rare earths pronunciation, Rare earths translation, English dictionary definition of Rare earths. n. 1. Any of various oxides of the rare-earth elements. 2. A rare-earth element. n 1. any oxide of a lanthanide 2. Also called: rare-earth element another... Rare earths - definition of Rare earths by The Free Dictionary ...

Rare earth | Definition of Rare earth at Dictionary.com

Rare earth definition, the oxide of any of the rare-earth elements contained in various minerals. See more.

Rare earth definition and meaning | Collins English Dictionary

Rare earth definition: any oxide of a lanthanide | Meaning, pronunciation, translations and examples

Earth | Definition of Earth at Dictionary.com

Earth definition, the planet third in order from the sun, having an equatorial diameter of 7926 miles (12,755 km) and a polar diameter of 7900 miles (12,714 km), a mean distance from the sun of 92.9 million miles (149.6 million km), and a period of revolution of 365.26 days, and …

Rare earths | definition of Rare earths by Medical dictionary

Looking for online definition of Rare earths in the Medical Dictionary? Rare earths explanation free. What is Rare earths? Meaning of Rare earths medical term. What does Rare earths mean? ... The purpose of the monazite exploration was to extract thorium, rather than rare earth elements, ...

Rare Earth | Definition of Rare Earth by Merriam-Webster

Rare earth definition is - any of a group of similar oxides of metals or a mixture of such oxides occurring together in widely distributed but relatively scarce minerals.

Rare Earth | Definition of Rare Earth by Lexico

'Thulium is a rare earth element, one of the elements found in row 6 of the periodic table.' 'The effect was predicted to be very weak, but least weak with rare earth and transition metal ions.' 'Dysprosium is one of 15 rare earth elements, a family also known as the lanthanides.'

What does rare earth magnet mean? - Definitions.net

Definition of rare earth magnet in the Definitions.net dictionary. Meaning of rare earth magnet. What does rare earth magnet mean? Information and translations of rare earth magnet in the most comprehensive dictionary definitions resource on the web.

Rare earth dictionary definition | rare earth defined

rare earth definition: Rare earth is any of the seventeen metallic chemical elements found in atomic numbers 21, 39 and 57 through 71, typically found dispersed in deposits of chemicals with similar chemical properties. (noun) An example of rare earth is ...

RARE EARTH | definition in the Cambridge English Dictionary

rare earth meaning: one of a group of metal chemical elements that are difficult to find in large quantities, and are important for technology and manufacturing: . Learn more.