How are ore minerals related to the economy of a country?

well it realtes because those are natural resourses other countries might need so they can sell there ore minerals.

The higher amount of ore minerals a country has the higher their economy will most likely be, they will be able to trade these ore minerals for other resources. The only problem is that you need to be able to defend your country, places in Africa such as Nubia and Nok, smelted iron, but many of their people were taken as slaves.