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Author Question: If clay minerals in a sedimentary rock were buried at a depth where subsurface temperatures exceeded ... (Read 97 times)

2125004343

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on: Jul 16, 2018
If clay minerals in a sedimentary rock were buried at a depth where subsurface temperatures exceeded 200C, which common metamorphic mineral would they become?
 
  A) Quartz
  B) Muscovite
  C) Amphibole
  D) Plagioclase

Question 2

________ is the process by which a rock changes form or mineral content as a result of environmental changes such as heat and pressure.
 
  A) Rifting
  B) Precipitation
  C) Metamorphism
  D) Foliation


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krakiolit

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Reply #1 on: Jul 16, 2018
Answer to Question 1

Answer: B

Answer to Question 2

Answer: C


2125004343

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Reply 2 on: Jul 16, 2018
Great answer, keep it coming :)

ktidd

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Reply 3 on: Yesterday
Excellent

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