[Metamorphism] Understanding metamorphic facies is important…
[Metamorphism] Understanding metamorphic facies is important in the real world when you consider that mining companies are often searching for specific minerals that may not be common. For example, the mineral sillimanite is necessary in the production of many metals, glass, and ceramics, but it is not abundant. If you were a geologist looking for sillimanite deposits to mine, what other minerals might you look for to tell you that you were in the right facies to find sillimanite as well? Use the graphic below to help you answer this question.
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