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Search U.S. government technical reports digitized or harvested by TRAIL.
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9 results returnedRecovery of gold from black sand by classifier concentration
Comparison of methods of gold recovery from black sand
Methane in California gold mines
Mining and milling practices at small gold mines
Power-shovel and dragline placer mining
Guide to prospecting for lode gold
Investigation of oxidation systems for improving gold recovery from carbonaceous materials
An engineering and economic study of a gold mining operation
Published Year
Subject
- Gold mines and mining (9) *
- Prospecting (2)
- Carbonate minerals (1)
- Firedamp (1)
- Gas bursts (1)
- Gold mines and mining--California (1)
- Gold--Metallurgy (1)
- Methane (1)
- Mine gases (1)
- Mine gases--Flammability (1)
- Mine gases--Measurement (1)
- Mine ventilation (1)
- Placer deposits (1)
- Placer mining (1)
Author
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