Banded Iron Formation
Abstract
Description
A sedimentary rock consisting of layers of iron oxides, either magnetite or hematite, with alternating bands of shales and cherts. Banded iron beds are an important commercial source or iron ore, the primary ingredient in the production of steel. Large deposits are located in Minnesota and Western Australia.
item.page.type
natural object
StillImage
StillImage
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image/jpeg
Keywords
environmental sciences