Category:Soudan Iron-Formation
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This category has the following 4 subcategories, out of 4 total.
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Media in category "Soudan Iron-Formation"
The following 145 files are in this category, out of 145 total.
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Hematite-rich iron ore (Precambrian; Pioneer Mine, Ely, Minnesota, USA) 1.jpg 3,020 × 2,301; 5.27 MB
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Hematite-rich iron ore (Precambrian; Pioneer Mine, Ely, Minnesota, USA) 4.jpg 2,358 × 2,017; 3.34 MB
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Jaspilite banded iron formation, Soudan Underground State Park.jpg 4,000 × 3,000; 4.38 MB
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Outcropping banded iron formation - panoramio.jpg 483 × 500; 229 KB