Canada’s Barrick Gold Corp lowered its full-year copper production forecast on Wednesday while increasing its cost estimates, saying the change reflected operational challenges and planned work at its Lumwana mine in Zambia.
Until recently, it was assumed that the ink used for writing was primarily carbon-based at least until the fourth and fifth centuries AD. But in a new University of Copenhagen study, analyses of 2,000-year-old papyri fragments with X-ray microscopy showed that black ink used by Egyptian scribes also contained copper — an element previously not identified in ancient ink.
Production of copper concentrate in Iran increased by five percent during 2012-16, said director of mineral industries at Iranian Mines and Mining Industries Development and Renovation Organization (IMIDRO).
A new research suggests that copper can be the next weapon in the fight against deadly respiratory diseases. New research from the University of Southampton has found that copper can effectively help to prevent the spread of respiratory viruses, which are linked to severe acute respiratory syndrome (SARS) and Middle East respiratory syndrome (MERS).