There is growing concern about the decline of the ore grade in mines and the increased energy usage for processing and refining metals. In the limit, where no concentrated deposits exist, minerals must be obtained from bare rock. A method for quantitatively assessing the "free bonus" granted by...

Metallurgy is one of the industry producing the most diverse range of wastes in terms of their composition and level of heavy metals contamination. With the development of economy, the amount of produced wastes increases. It involves with the searching for new methods of waste management. The...

Gambling on Ore examines the development of the western mining industry from the tumultuous and violent Gold Rush to the elevation of large-scale copper mining in the early twentieth century, using Montana as representative of mining developments in the broader US mining west. Employing abundant...