What are tar sands, and where are the earth’s largest known deposits? (See Fig. 7.6.)
Answer to relevant QuestionsWhich processes—igneous, metamorphic, or sedimentary—form valuable mineral resources?What is the main ore mineral of iron, and does it have an igneous, sedimentary, or metamorphic origin?How are placer gold deposits formed?How do diamonds form?Where are the biggest gold deposits in the world, and what type of deposits are they?
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