Asked in Mining
Why are minerals mined only in those regions where they occur in the form of ores?
Minerals are mined only in region where they form in ores as the cost of extraction is very high. ...
Asked in Elements and Compounds
What non metal is used to remove oxygen from metal ores?
Carbon, usually in impure form such as coal or coke, is often used to remove oxygen from metal ores. ...
Asked in Chemistry, Mining
What is metallic ores?
Metallic ores are rocks that contain metals. Sometimes it contains a metal compound, like Hematite, an ore of Iron, Fe2O3, for example. They can also contain metals that are found in their pure form, like copper (which can form compounds, but not usually when found in ore) and Gold (which does not form compounds). This is known as a 'native' metal. ...