Category:Slag heaps in the United States

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English: Slag heaps — in the United States.
  • Leftover unprocessed waste materials displaced during mining and piled in 'heaps.'
  • Note: Tailings are piles-heaps leftover after the process of separating the valuable material from the uneconomic portion of an ore.

Media in category "Slag heaps in the United States"

The following 37 files are in this category, out of 37 total.