Question: Name and define the three major
Name and define the three major classes of mineral resources
Answer to relevant QuestionsWhy are coal, oil, and natural gas called “fossil fuels”?What are the four basic requirements for an oil or natural gas field?In which rock types are oil and gas found?Where are iron deposits found?Why can’t common rock be mined for elements such as copper? That is, why must high-grade deposits be found?
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