A new study provides evidence that the last inhabitants of Christopher Columbus' first settlement desperately tried to extract silver from lead ore, originally brought from Spain for other uses, just ...

Silver-bearing ore found at the settlement founded by Christopher Columbus's second expedition was not mined in the Americas, new research reveals. The ore that researchers excavated from the ...

The scientific and technical information relating to the Company’s material mining properties contained herein has been reviewed and approved by Rick Streiff, Executive Vice President – Geology of the ...

Giving birth to invention out of necessity, a group of UA scientists found a new way to combat industrial corrosion — and a new, cleaner method of metals extraction for the mining industry in the ...

Five people in Westminster were hospitalized with respiratory problems Thursday after being overcome by a cloud of nitric acid, authorities said. The fumes were created by a merchant trying to extract ...