- nodular iron ore
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• зернистый бурый железняк• лимонит в чечевицеобразных агрегатах
Англо-русский словарь терминов металлургии и сварки. 2011.
nodular iron ore
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Malleable iron — is cast as White iron, the structure being a metastable carbide in a pearlitic matrix. Through an annealing heat treatment the brittle as cast structure is transformed. Carbon agglomerates into small roughly speherical aggregates of graphite… … Wikipedia
sedimentary rock — Rock formed at or near the Earth s surface by the accumulation and lithification of fragments of preexisting rocks or by precipitation from solution at normal surface temperatures. Sedimentary rocks can be formed only where sediments are… … Universalium
Marcellus Formation — Stratigraphic range: Middle Devonian … 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
Yttrium — (pronEng|ˈɪtriəm) is a chemical element with symbol Y and atomic number 39. It is a silvery metallic transition metal chemically similar to the lanthanoids and has historically been classified as a rare earth element. Yttrium is almost always… … Wikipedia
Azurite — may also refer to a blue Green fluorescent protein derivative. For the DFPSO vessel, see Azurite DFPSO. Azurite Azurite from China with large crystals and light surface weathering. General … Wikipedia
Fluorite — General Category Halide mineral Chemical formula CaF2 … Wikipedia
Coal ball — A … Wikipedia
Lossiemouth — Infobox UK place official name= Lossiemouth gaelic name= Inbhir Losaidh scots name= Lossie local name= country= Scotland map type= Scotland population= 6803 population density= os grid reference= NJ235705 edinburgh distance= london distance=… … Wikipedia
