Russia: Olkon iron ore concentrate quality hits record
In 2017 Olenegorsk Mining and Processing Works reached the record level of iron ore concentrate quality. Last year Fe contents were 67.2%. In 2016 Fe contents were 66.4%, and in 2015 – 65.8%. The growth is the result of large-scale modernization of machinery at Olkon crushing factory. “In 2017 Olenegorsk GOK not only provided the…