argo tunnel and mine
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argo tunnel and mine |
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| navigate by keyword : abandoned argo colorado contamination environment example geology heavy idaho impact metal mine mining pollution springs superfund tunnel |
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| The entrance to the Argo Tunnel in Idaho Springs, Colorado. Before a Superfund treatment plant was built, the mine was a significant source of heavy metal pollution in the river below the tunnel entrance. |
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Stockphotos.ro (c) 2025. All stock photos are provided by Dreamstime and are copyrighted by their respective owners. |
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