GADOLINITE
gadolinite, ytterbite
(noun) a mineral that is a source of rare earths; consists of silicates of iron and beryllium and cerium and yttrium and erbium
Source: WordNet® 3.1
Etymology
Noun
gadolinite (countable and uncountable, plural gadolinites)
(mineral) A dark, vitreous mineral that is a complex mixture of silicates of cerium, lanthanum, neodymium, yttrium, beryllium, and iron, with the chemical formula (Ce,La,Nd,Y)2FeBe2Si2O10.
Anagrams
• deligation, gelatinoid, intaglioed
Source: Wiktionary
Gad"o*lin*ite, n. Etym: [Named after Gadolin, a Russian chemist.]
(Min.)
Definition: A mineral of a nearly black color and vitreous luster, and
consisting principally of the silicates of yttrium, cerium, and iron.
Source: Webster’s Unabridged Dictionary 1913 Edition