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Its Geology and Mineral Resources

Their Mode of Occurrence, Age, and Origin, and the Methods of Searching for and Working Them, With a Notice of Some of the Iron Ores of Spain

I, For Copper; Volume 2

Braden, Codelco, Minerc, Pudahuel; Developing Controlled Bacterial Leaching of Copper From Sulfide Ores: 1941-1993: Oral History Transcript / 199

With Remarks On the Geology of the Australian Gold Fields

A Practical Manual for Prospectors and Miners

Its History, Origin, Occurrence, Production, Physical and Chemical Constitution, Technology, Examination and Uses; Together With the Occurrences and..