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Author Question: A fine-grained, foliated metamorphic rock that exhibits a silky sheen is classified as a A) ... (Read 77 times)

mcmcdaniel

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on: Jul 16, 2018
A fine-grained, foliated metamorphic rock that exhibits a silky sheen is classified as a
 
  A) slate.
  B) schist.
  C) hornfels.
  D) phyllite.

Question 2

What aluminosilicate polymorph is stable at a pressure of 3.5 kilobars and a temperature of 550 degrees C?
 
  A) andalusite
  B) sillimanite
  C) kyanite
  D) andalusite, sillimanite and kyanite


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cupcake16

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

Answer: D

Answer to Question 2

Answer: B


mcmcdaniel

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

chjcharjto14

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Reply 3 on: Yesterday
Gracias!

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