- rare-earth metal ores
- Смотри руды редкоземельных металлов.
Энциклопедический словарь по металлургии. — М.: Интермет Инжиниринг. Главный редактор Н.П. Лякишев. 2000.
rare-earth metal ores
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Rare earth element — Rare earth ore, shown with a United States penny for size comparison These rare … Wikipedia
rare-earth element — /rair errth /, Chem. 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. Also called rare earth metal. [1955 … Universalium
metal — metallike, adj. /met l/, n., v., metaled, metaling or (esp. Brit.) metalled, metalling. n. 1. any of a class of elementary substances, as gold, silver, or copper, all of which are crystalline when solid and many of which are characterized by… … Universalium
Metal — This article is about metallic materials. For other uses, see Metal (disambiguation). Some metal pieces Metals Alkali metals … Wikipedia
руды редкоземельных металлов — [rare earth metal ores] природные минеральные образования, содержащие РЗМ в виде собственных минералов либо изоморфных примесей в некоторых других минералах. Изв > 70 собственных РЗ минералов и около 280 минералов, в которых РЗМ входят в качестве … Энциклопедический словарь по металлургии
Native metal — Kondyor Mine Region Chabarowsk: native platinum nugget A native metal is any metal that is found in its metallic form, either pure or as an alloy, in nature. Metals that can be found as native deposits singly and/or in alloys include aluminium,… … Wikipedia
China Energy Conservation Investment Corporation — (CECIC; 中国节能) is a Beijing based state owned enterprise established in 1988 by the Government of the People s Republic of China. Its investment portfolio is committed to promoting energy saving and environmental protection technologies and… … Wikipedia
Neodymium — praseodymium ← neodymium → promethium ↑ Nd ↓ U … Wikipedia
Protactinium — thorium ← protactinium → uranium Pr ↑ Pa ↓ … Wikipedia
scandium — /skan dee euhm/, n. Chem. a rare, trivalent, metallic element obtained from thortveitite. Symbol: Sc; at. wt.: 44.956; at. no.: 21; sp. gr.: 3.0. [1875 80; < NL; see SCANDIA, IUM] * * * ▪ chemical element (Sc), chemical element, rare earth metal … Universalium
