What is hydrothermal alteration?
Answer to relevant QuestionsWhat is a blueschist?At what temperature does melting of preexisting rocks occur? (See Fig. 6.5.)Name and define the three major classes of mineral resourcesWhy do oil and natural gas accumulate in the traps shown in Fig. 7.3? (See Fig. 7.7.)Which processes—igneous, metamorphic, or sedimentary—form valuable mineral resources?
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