Definition of taconite
: a flintlike rock high enough in iron content to constitute a low-grade iron ore
Recent Examples of taconite from the Web
Essar’s Nashwauk facility was supposed to be employing 350 people by 2014, producing some 7 million tons of taconite iron ore pellets each year.
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Origin and Etymology of taconite
First Known Use: 1892See Words from the same year
Seen and Heard
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