Category:Banded iron formations in Minnesota

Subcategories

This category has the following 6 subcategories, out of 6 total.

Media in category "Banded iron formations in Minnesota"

The following 4 files are in this category, out of 4 total.

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  Banded iron formation (Biwabik Iron-Formation, Paleoproterozoic, ~1.878 Ga; Mesabi Iron Range, northeastern Minnesota, USA) 1 (23213499700).jpg 1,520 × 3,639; 3.63 MB
  
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  Banded iron formation (Biwabik Iron-Formation, Paleoproterozoic, ~1.878 Ga; Mesabi Iron Range, northeastern Minnesota, USA) 2 (23426795641).jpg 2,674 × 4,000; 3.17 MB
  
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  Banded iron formation (Biwabik Iron-Formation, Paleoproterozoic, ~1.878 Ga; Mesabi Iron Range, northeastern Minnesota, USA) 3 (23400739032).jpg 4,000 × 3,000; 3.7 MB
  
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  Hematite (iron ore) (weathered zone in the Biwabik Iron-Formation, Whiteside Mine, Buhl, Minnesota.jpg 3,389 × 1,542; 3.28 MB