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Author Question: Magmatic segregation occurs when ________. A) light minerals crystallize early and migrate ... (Read 63 times)

haleyc112

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on: Jul 15, 2018
Magmatic segregation occurs when ________.
 
  A) light minerals crystallize early and migrate through fractures in rock
  B) heavy minerals crystallize early and settle to the lower part of the magma chamber
  C) high-pressure conduits carry crystals to the surface
  D) hot, metal-rich fluids migrate through fractures in rock

Question 2

________ is a high-pressure ultramafic rock, often containing diamonds, which is carried to the surface in tapered volcanic pipes.
 
  A) Pegmatite
  B) Migmatite
  C) Kimberlite
  D) Platinum


coyin

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Reply #1 on: Jul 15, 2018
Answer to Question 1

Answer: B

Answer to Question 2

Answer: C


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