The demand for non-ferrous metals is expected to be supported by the ... Gold has appreciated 15.5% so far this year. Recent price increases have been driven by strong demand from central banks ...

up about 19.5% and shares of Vista Gold up about 10.5% on the day. Also showing relative strength are non-precious metals & non-metallic mining shares, up on the day by about 2.4% as a group ...

Elements in groups 6, 7 and 0 are non-metals. Atoms of group 7 elements have seven electrons in their outer shell, and atoms of group 0 elements, except helium, have eight electrons in their outer ...