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单词 taconite
释义

taconite

[ tak-uh-nahyt ]
/ ˈtæk əˌnaɪt /

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

1890–95, Americanism; named after the Taconic mountain range (east of the Hudson River); see -ite1

Words nearby taconite

Tacna-Arica, tacnode, taco, Tacoma, Taconic Mountains, taconite, tacrine hydrochloride, tacrolimus, tact, tactful, tactic
Dictionary.com UnabridgedBased on the Random House Unabridged Dictionary, © Random House, Inc. 2020

Example sentences from the Web for taconite

  • It is estimated that taconite will be supplying about a third of our ores in less than 20 years.

    The Practical Values of Space Exploration|Committee on Science and Astronautics

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

Word Origin for taconite

C20: 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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更新时间:2024/11/11 14:23:41