Question

6.1 Ores in which one of the components (either the impurity or the actual ore) is
magnetic can be concentrated, e.g., ores containing iron (haematite, magnetite,
siderite and iron pyrites).​

Answer 1

Explanation:

ores which are magnetic in a nature can be separated from non-magetic gangure particles by magetic separataation method For eg : ores of iron such as hematite

siderirte (FeCO_(3) and iron pyrites

being magnetic can be separated from non - magnetic and other impurities by magnetic separation metod.