taconite
[ tak-uh-nahyt ]
noun
a low-grade iron ore, containing about 27 percent iron and 51 percent silica, found as a hard rock formation in the Lake Superior region.
Origin of taconite
1Words Nearby taconite
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How to use taconite in a sentence
It is estimated that taconite will be supplying about a third of our ores in less than 20 years.
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British Dictionary definitions for taconite
taconite
/ (ˈtækəˌnaɪt) /
noun
a fine-grained sedimentary rock containing magnetite, haematite, and silica, which occurs in the Lake Superior region: a low-grade iron ore
Origin of taconite
1C20: named after the Taconic Mountains in New England
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012
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