William Hartman

Biology

16 June, 16:38

Taconite is a low-grade iron ore that is found around Lake Superior. The iron-bearing rock is found interlaced with quartz, chert and other minerals. The iron is separated out of the taconite using magnets so that it can be processed to for use in the production of steel in nearby states. What statement does not represent a concern by the Department of Natural Resources about the use of taconite as a source of iron.

A) The process to separate iron from taconite requires transportation by large vehicles over public roads.

B) The separation of taconite involves chemicals that may lead to air and water and pollution.

C) The area where taconite is mined is characterized by wetlands and streams.

D) Taconite is a non-renewable resource.