NOUN | substance | taconite | a variety of chert containing magnetite and hematite |
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Meaning | A variety of chert containing magnetite and hematite; mined as a low-grade iron ore. | |
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Broader | chert | Variety of silica containing microcrystalline quartz |
iron ore | An ore from which iron can be extracted | |
Spanish | taconita | |
Catalan | taconita |
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