How can contact metamorphism result in the deposition of ore ...

[nevelica]

How can contact metamorphism result in the deposition of ore deposits?
 
  A) Magma differentiates during cooling, leaving the ores to settle out to the bottom of the magma chamber.
  B) Hot, mineral-rich water exits the seafloor, resulting in instant precipitation of minerals.
  C) Hot magma burns the country rock, which experiences a mineral phase change.
  D) Hot fluids in contact with the country rock can result in chemical reactions that facilitate the migration of metallic ions.

Question 2

Deeply weathered tropical soils that develop in warm, rainy climates are called ________.
 
  A) tillites
  B) placers
  C) laterites
  D) methane hydrates

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Answer to Question 1

Answer: D

Answer to Question 2

Answer: C

[nevelica]

Thank you

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Happy to help you