KeywordsUnderground mining -- Colorado
Mine buildings -- Colorado -- Lake County
Mine drainage -- Colorado -- Lake County
Mines and mineral resources -- Colorado -- Lake County
Yak Tunnel (Colo.)
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AbstractYak Tunnel mine and mill buildings with tall smoke stacks, with mine dumps and snow-covered mountains in the background.
Caption reads: "Yak Tunnel, Leadville. Portal buildings and mill, Mount Massive in background."