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	Niobium
		Niobium (or columbium) is a chemical element in the periodic table that has the symbol Nb and atomic number 41.
		A rare, soft, gray, ductile transition metal, niobium is occurs in niobite and used in alloys.
		Niobium is a shiny grey, ductile metal that takes on a bluish tinge when exposed to air at room temperature for extended periods.
	www.ebroadcast.com.au /lookup/encyclopedia/co/Columbium.html (763 words)

	Niobite
		Niobite, also called columbate and columbite (Fe, Mn)(Nb, Ta)2)O6]) is a fl mineral that is an ore of niobium and tantalum.
		Lithium and Lithium Niobite The report studies the demand from six primary end use sectors.
		Niobite, also called columbate and columbite (Fe, Mn)(Nb, Ta)2)O6]) is a fl mineral that...
	www.toprocks.net /MineralList/65/Niobite.asp (355 words)

	niobium (Site not responding. Last check: 2007-10-10)
		Most metallurgists, leading metal societies, and all but one of the leading U.S. commercial producers, however, still refer to the metal as "columbium".
		The element is found in niobite (or columbite), niobite-tantalite, pyrochlore, and euxenite.
		Large deposits of niobium have been found associated with carbonatites (carbon-silicate rocks), as a constituent of pyrochlore.
	www.speclab.com /elements/niobium.htm (327 words)

	Niobium
		Niobium became the preferred name, when in 1950, it was adopted by the International Union of Pure and Applied Chemistry.
		It is found in minerals such as niobite (also known as columbite), niobite tantalite, pyrochlore and euxenite.
		Niobium deposits are often found associated with carbon silicate rocks known as carbonatites or as a constituent of pyrochlore.
	www.azom.com /details.asp?ArticleID=1397 (285 words)

	Amazon.com: Niobite: Books (Site not responding. Last check: 2007-10-10)
		ice, hematite, hausmannite, heterogenite, hollandite, ilmenite, lepidocrocite, magnetite, manganite, molybdite, niobite, opal, perovskite, pitchblende, psdomelane, pyrochlore, pyrolusite, quartz, rutile, sassolite, senarmontite,...
		Alexandrian sophist, founder of the sect of the Niobites, who upheld an extreme Mono- physitism.
		Ta predominate in the ore, the latter is called either niobite or tantalite.
	www.amazon.com /s?ie=UTF8&keywords=Niobite&tag=httpexplaguid-20&index=books&link_code=qs&page=1 (782 words)

	Niobium (Colombium)
		Many leading chemical societies and government organizations refer to it by this name.
		Most metallurgists, leading metal societies, and all but one of the leading U.S. commercial producers, however, still refer to the metal as "columbium." The element is found in niobite (or columbite), niobite-tantalite, parochlore, and euxenite.
		Large deposits of niobum have been found associated with carbonatites (carbon-silicate rocks), as a constituent of parochlore.
	www.corrosionsource.com /handbook/periodic/41.htm (287 words)

	Amazon.com: niobite (Site not responding. Last check: 2007-10-10)
		Sometimes associated with rare-earth minerals, niobite and columbite-tantalite.
		The mineral niobite is an isomorphic mixture of...
		As a member of the niobite- tantalate group of minerals, ixiolite...
	www.amazon.com /s?ie=UTF8&keywords=niobite&tag=lexico&index=blended&link_code=qs&page=1 (1008 words)

	intermittent thoughts
		This work is licensed under a Creative Commons License.
		niobium - atomic number 41; a soft gray ductile metallic element used in alloys; occurs in niobite; formerly called columbium
		Forty-one is the 13th smallest prime number in mathematics.
	www.houleweb.com /2004/06/41 (64 words)

	niobite (Site not responding. Last check: 2007-10-10)
		Tip: Click on the first link on a line below to go directly to a page where "niobite" is defined.
		Niobite : Online Plain Text English Dictionary [home, ]
		, niobit/, niobit0, niobit1, niobit2, niobit3, niobit4, niobit5, niobit6, niobit7, niobit8, niobit9, niobit:, niobit;, niobit, niobit=, niobit, niobit?
	www.vocamania.com /niobite.aspx (167 words)

	Nb - Niobium
		Most metallurgists,leading metal societies, and all but one of the leading U.S. commercial producers,however, still refer to the metal as "columbium."
		The element is found in niobite (or columbite), niobite-tantalite, parochlore, andeuxenite.
		Large deposits of niobium have been found associated with carbonatites(carbon-silicate rocks), as a constituent of parochlore.
	www.physlink.com /Reference/ChemicalElements/niobium.cfm (138 words)

	Niobite - Dictionnaire Français-Anglais WordReference.com
		We found no English translation for 'Niobite' in our French to English Dictionary.
		Or did you want to translate 'Niobite' from English to French?
		Forum discussions with the word(s) 'Niobite' in the title:
	www.wordreference.com /fren/Niobite (41 words)

	13713 Mineral specimen and exhibition label, Columbite (Niobite), No 16 of 50 Natural Crystals of Minerals illustrating ... (Site not responding. Last check: 2007-10-10)
		13713 Mineral specimen and exhibition label, Columbite (Niobite), No 16 of 50 Natural Crystals of Minerals illustrating all the Systems, Greenland, date unknown
		Mineral specimen and exhibition label, Columbite (Niobite), No 16 of 50 Natural Crystals of Minerals illustrating all the Systems, Greenland, date unknown
		Images on this site are reproduced for the purposes of research and study only.
	www.powerhousemuseum.com /collection/database/?irn=3218 (345 words)

	niobite - definition, thesaurus and related words from WordNet-Online
		niobite - definition, thesaurus and related words from WordNet-Online
		Hint: double-click any word on the page to get it searched!
		niobite, columbite - a fl mineral that is an ore of niobium and tantalum
	www.wordnet-online.com /niobite.shtml (56 words)

	Electo-optics, BNL (Site not responding. Last check: 2007-10-10)
		A short summary can be found in the appendix below.
		The most common electro-optical crystal, lithium niobite (LiNbO3), like calcite, has only one optical axis.
		Its ordinary index of refraction is larger that the extraordinary and both indices decrease with wavelength.
	alpha.montclair.edu /~kowalskiL/elopt/electropt1.HTML (2107 words)

	Definition of niobite - Merriam-Webster Online Dictionary
		Click here to search for another word in the Merriam-Webster Online Dictionary.
		Visit Britannica.com for more information on "niobite "
		Get the Top 10 Search Results for "niobite "
	www.m-w.com /cgi-bin/dictionary?book=Dictionary&va=niobite (29 words)

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