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Author Question: What is the best method to distinguish between muscovite mica and biotite mica? A) Cleavage B) ... (Read 30 times)

anshika

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on: Jul 16, 2018
What is the best method to distinguish between muscovite mica and biotite mica?
 
  A) Cleavage
  B) Color
  C) Hardness
  D) Streak

Question 2

Which ferromagnesian mineral is believed to constitute up to 50 percent of the mantle?
 
  A) Biotite
  B) Amphibole
  C) Olivine
  D) Garnet


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bobsmith

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

Answer: B

Answer to Question 2

Answer: C


anshika

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Reply 2 on: Jul 16, 2018
Gracias!

sarah_brady415

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Reply 3 on: Yesterday
Wow, this really help

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