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4 results returnedShaft sinking by stripping churn-drill holes
Investigation of lightweight aggregates of North and South Dakota
Mining and milling methods and costs, Tri-State Zinc, Inc., Jo Daviess County, Ill.
Published Year
Subject
- Aggregates (Building materials)--North Dakota (1)
- Aggregates (Building materials)--South Dakota (1)
- Clay--Missouri River--Analysis (1)
- Clay--North Dakota--Analysis (1)
- Clay--South Dakota--Analysis (1)
- Coal--Iowa (1)
- Lead mines and mining--Illinois--Jo Daviess County (1)
- Mine shafts (1)
- Mines and mineral resources--Cost of operation (1)
- Mines and mineral resources--Illinois--Jo Daviess County--Management (1)
- Shaft sinking (1)
- Shale--Missouri River--Analysis (1)
- Shale--North Dakota--Analysis (1)
- Shale--South Dakota--Analysis (1)
- Zinc mines and mining--Illinois--Jo Daviess County (1)
Author
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