In the rock cycle, through which process does molten magma solidify beneath the Earth's surface into coarse-grained intrusive rock?
Answer and explanation
Correct answer: D. slow cooling and crystallization beneath the crust
- Step 1: Magma that cools slowly deep underground allows large mineral crystals to grow, forming intrusive (plutonic) igneous rocks such as granite and diorite. Answer: slow cooling and crystallization beneath the crust. Why not the others: Rapid surface cooling produces extrusive rock; heat and pressure produce metamorphic rock.
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