rare earth element


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rare earth element

One of a series of metallic elements that follow lanthanum (at. no. 57) in the periodic table of elements and that have oxides with similar properties. The series comprises the 14-element lanthanide series (at. nos. 58-71 and includes praseodymium, promethium, and ytterbium.
See also: element
References in periodicals archive ?
Recovery of Rare Earth Elements from Coal Mining Waste Materials--Inventure Renewables, located in Tuscaloosa, Alabama, and project partners will use coal-related materials from an eastern Pennsylvania anthracite coal mine as their source of REEs.
Rare earth elements (REEs) also known as lanthanides are a group of 15 metals with similar properties which are used for a broad spectrum of applications in industry agriculture and medicine.
At least a thousand car parts use rare earth elements.
As such, the Company is currently developing a two-phase evaluation program plan designed to measure the distribution and amounts of the property's various rare earth elements in a three dimensional array.
Rare earth elements (REEs) in vertebrate microremains from the upper Pridoli Ohesaare beds of Saaremaa, Estonia: geochemical clues to palaeoenvironment.
While most ferrous metalcasters aren't looking to the moon just yet, their balance sheets have been affected by rare earth elements.
Previous assay work on TSP samples included review for only four rare earth elements (scandium, yttrium, lanthanum and cerium), which were present in soil samples (NR 122) and vegetation samples (NR 123).
M2 EQUITYBITES-October 14, 2010-Bolero acquires 13 Rare Earth Element claims held by Spectrum Mining Corp(C)2010 M2 COMMUNICATIONS http://www.
That form of the rare earth element decays into hafnium-176 and has a half-life of about 37 billion years.
Didymium was a rare earth element that had been discovered by Mosander some forty years before.
v) said on Tuesday that it has completed a bulk sample collection programme at its 100% owned Bear Lodge rare earth element (REE) and gold property in northeastern Wyoming.