Simple treatment methods for oxide gold and silver ores

Author: Engel, Abraham L.
Year: 1951
Document Type: BMRA
Issuing Agency: U.S. Dept. of the Interior, Bureau of Mines,
SUDOC: I 28.23:4758
Series: Report of investigations / United States Department of the Interior, Bureau of Mines ;
Report Number: 4758
Subjects: Gold ores
Silver ores
Link: https://hdl.handle.net/2027/mdp.39015078491522

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