chromite

chromite

chromite Member of the chromite group of minerals in the spinel group, Fe2+Cr2O4, along with magnesiochromite (MgCr2O4); sp. gr. 5.1; black; sub-metallic lustre; crystals cubic, but normally it is massive or a granular aggregate; occurs in basic and ultrabasic rocks. It is the primary source of chromium.

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AILSA ALLABY and MICHAEL ALLABY. "chromite." A Dictionary of Earth Sciences. 1999. Encyclopedia.com. 27 May. 2012 <http://www.encyclopedia.com>.

AILSA ALLABY and MICHAEL ALLABY. "chromite." A Dictionary of Earth Sciences. 1999. Encyclopedia.com. (May 27, 2012). http://www.encyclopedia.com/doc/1O13-chromite.html

AILSA ALLABY and MICHAEL ALLABY. "chromite." A Dictionary of Earth Sciences. 1999. Retrieved May 27, 2012 from Encyclopedia.com: http://www.encyclopedia.com/doc/1O13-chromite.html

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chromite

chro·mite / ˈkrōˌmīt/ • n. a brownish-black mineral that consists of a mixed oxide of chromium and iron and is the principal ore of chromium.

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"chromite." The Oxford Pocket Dictionary of Current English. 2009. Encyclopedia.com. 27 May. 2012 <http://www.encyclopedia.com>.

"chromite." The Oxford Pocket Dictionary of Current English. 2009. Encyclopedia.com. (May 27, 2012). http://www.encyclopedia.com/doc/1O999-chromite.html

"chromite." The Oxford Pocket Dictionary of Current English. 2009. Retrieved May 27, 2012 from Encyclopedia.com: http://www.encyclopedia.com/doc/1O999-chromite.html

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chromite

chromite Black mineral, ferrous chromic oxide (FeO.Cr2O3), separated from magma in the formation of igneous rock. It is weakly magnetic and opaque. Hardness 5.5; r.d. 4.6.

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"chromite." World Encyclopedia. 2005. Encyclopedia.com. 27 May. 2012 <http://www.encyclopedia.com>.

"chromite." World Encyclopedia. 2005. Encyclopedia.com. (May 27, 2012). http://www.encyclopedia.com/doc/1O142-chromite.html

"chromite." World Encyclopedia. 2005. Retrieved May 27, 2012 from Encyclopedia.com: http://www.encyclopedia.com/doc/1O142-chromite.html

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chromite

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"chromite." Oxford Dictionary of Rhymes. 2007. Encyclopedia.com. 27 May. 2012 <http://www.encyclopedia.com>.

"chromite." Oxford Dictionary of Rhymes. 2007. Encyclopedia.com. (May 27, 2012). http://www.encyclopedia.com/doc/1O233-chromite.html

"chromite." Oxford Dictionary of Rhymes. 2007. Retrieved May 27, 2012 from Encyclopedia.com: http://www.encyclopedia.com/doc/1O233-chromite.html

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Free newspaper and magazine articles

Mining a domestic source of chromite: a mineral deposit in Oregon is being...
Magazine article from: Modern Casting; 2/1/2006
Chinese contractor completes scoping work for Dinagat chromite.(Business)
Newspaper article from: Manila Bulletin; 5/15/2006
Occurrence and Evaluation of Chromium Reducing Bacteria in Seepage Water from...
Magazine article from: Journal of Water Resource and Protection (JWARP); 4/1/2010

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chromite images
chromite. (Image by Chmee2, GFDL)