gadolinite

[n] - a mineral that is a source of rare earths
Found on http://www.webdictionary.co.uk/definition.php?query=gadolinite

Gadolinite

Gad'o·lin·ite noun [ Named after Gadolin , a Russian chemist.] (Min.) A mineral of a nearly black color and vitreous luster, and consisting principally of the silicates of yttrium, cerium, and iron.
Found on http://www.encyclo.co.uk/webster/G/2

gadolinite

<chemical> A mineral of a nearly black colour and vitreous luster, and consisting principally of the silicates of yttrium, cerium, and iron. ... Origin: Named after Gadolin, a Russian chemist. ... Source: Websters Dictionary ... (01 Mar 1998) ...
Found on http://www.encyclo.co.uk/local/20973

Gadolinite

• (n.) A mineral of a nearly black color and vitreous luster, and consisting principally of the silicates of yttrium, cerium, and iron.
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gadolinite

(from the article `rare-earth element`) ...a new element and to which he gave the name ytterbia, from Ytterby, the village where the ore was found. The name, however, was soon shortened to ... ...titanate minerals, such as fergusonite, euxenite, samarskite, and blomstrandine, are rich in the heavy rare-earth elements but are not used mu...
Found on http://www.britannica.com/eb/a-z/g/2

Gadolinite

Gadolinite, named after the Russian chemist Gadolin, or ytterbite is a naturally occurring complex silicate containing beryllium, iron and many of the rare earth metals, of which the latter is an important source. The principal rare earths that occur in gadolinite are yttrium and erbium, together with smaller amounts of cerium and lanthanum.It is u...
Found on http://www.probertencyclopaedia.com/browse/HG.HTM

Gadolinite

Gadolinite, sometimes also known as Ytterbite, is a silicate mineral which consists principally of the silicates of cerium, lanthanum, neodymium, yttrium, beryllium, and iron with the formula (Ce,La,Nd,Y)2FeBe2Si2O10. It is called gadolinite-(Ce) or gadolinite-(Y) depending on the prominence of the variable element composition (namely, Y if it has...
Found on http://en.wikipedia.org/wiki/Gadolinite
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