مجموعة تعدين الفحم Pt Thiesscoal Mining Rain Group
مجموعة تعدين الفحم Pt Thiesscoal Mining Rain Group Mineral Resources GCIS platinum group metals and vanadium The mining industry contributes 51 7% of world ferrochromium exports and 54% of alumino silicates and is one of the world s largest exporters of platinum group metals gold and vanadium and a significant exporter