United Taconite特公司
chert taconite角岩
taconite pellets铁燧岩球团
nonmagnetic taconite[矿物] 非磁性铁燧岩
taconite e角岩;铁燧岩
taconite tact触觉
TACONITE HARBOUR塔科尼特港
E Taconite街道地址
taconite detail铁质燧石
N（名词） a fine-grained sedimentary rock containing magnetite, haematite, and silica, which occurs in the Lake Superior region: a low-grade iron ore 铁燧岩