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   What are the 17 rare-earth elements?

   • The 17 rare earth elements are: lanthanum (La), cerium (Ce), praseodymium (Pr), neodymium (Nd), promethium (Pm), samarium (Sm), europium (Eu), gadolinium (Gd), terbium (Tb), dysprosium (Dy), holmium (Ho), erbium (Er), thulium (Tm), ytterbium (Yb), lutetium (Lu), scandium (Sc), and yttrium (Y).

   Rare Earth Elements: Where in the World Are They?

   elements.visualcapitalist.com/rare-earth-elements-where-in-the-world-are-they/

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   What are rare-earth elements used for?

   • Most rare earth elements find their uses as catalysts and magnets in traditional and low-carbon technologies. Other important uses of rare earth elements are in the production of special metal alloys, glass, and high-performance electronics.

   Rare Earth Elements: Where in the World Are They?

   elements.visualcapitalist.com/rare-earth-elements-where-in-the-world-are-they/

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   What are the properties of rare-earth elements?

   • The elemental forms of rare earths are iron gray to silvery lustrous metals that are typically soft, malleable, and ductile and usually reactive, especially at elevated temperatures or when finely divided. The rare earths' unique properties are used in a wide variety of applications.

   Rare Earths Statistics and Information | U.S. Geological Survey

   www.usgs.gov/centers/national-minerals-information-center/rare-earths-statistics-and-information

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   Where do rare-earth elements come from?

   • By the early 21st century, China had become the world’s largest producer of rare-earth elements. Australia, Brazil, India, Kazakhstan, Malaysia, Russia, South Africa, and the United States also extract and refine significant quantities of these materials.

   rare-earth element | Uses, Properties, & Facts | Britannica

   www.britannica.com/science/rare-earth-element

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2. en.wikipedia.org › wiki › NonmetalNonmetal - Wikipedia

   en.wikipedia.org › wiki › Nonmetal

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   17 hours ago · The two lightest nonmetals, hydrogen and helium, together make up about 98% of the mass of the observable universe. Five nonmetallic elements—hydrogen, carbon, nitrogen, oxygen, and silicon —make up the bulk of Earth's oceans, atmosphere, biosphere, and crust .

3. en.wikipedia.org › wiki › Richard_FeynmanRichard Feynman - Wikipedia

   en.wikipedia.org › wiki › Richard_Feynman

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   17 hours ago · Richard Feynman. Richard Phillips Feynman ( / ˈfaɪnmən /; May 11, 1918 – February 15, 1988) was an American theoretical physicist, known for his work in the path integral formulation of quantum mechanics, the theory of quantum electrodynamics, the physics of the superfluidity of supercooled liquid helium, as well as his work in particle ...

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     Rare Earth Elements, Explained

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5. en.wikipedia.org › wiki › Modern_paganismModern paganism - Wikipedia

   en.wikipedia.org › wiki › Modern_paganism

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   17 hours ago · Modern paganism, also known as contemporary paganism [1] and neopaganism, [2] is a type of religion or family of religions influenced by the various historical pre-Christian beliefs of pre-modern peoples in Europe and adjacent areas of North Africa and the Near East. Although they share similarities, contemporary pagan movements are diverse and ...