Category Archives: Banded Iron Formations

The origin of banding in banded iron formations (BIF)

Banded iron formations (BIF) and iron ore are globally important resources of iron that have very distinctive textures.  Well-preserved BIF contain iron-rich bands consisting of iron oxides (e.g., hematite, magnetite), iron silicates (e.g., stilpnomelane), and iron oxyhydroxides (e.g., greenalite), that … Continue reading

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Posted in Banded Iron Formations, Economic Geology, Geology, Iron Ore, Mineral Resources, Submarine Volcanism | Tagged , , , , , , , | 2 Comments