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
Words nearby taconite
tacna-arica,
tacnode,
taco,
tacoma,
taconic mountains,
taconite,
tacrine hydrochloride,
tact,
tactful,
tactic,
tactical
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