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Author Question: How do geologists know that diamond is the hardest mineral? A) They conduct molecular analyses. ... (Read 60 times)

OSWALD

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on: Jul 16, 2018
How do geologists know that diamond is the hardest mineral?
 
  A) They conduct molecular analyses.
  B) They conduct a crush test.
  C) They conduct a scratch test.
  D) They conduct a streak test.

Question 2

Identify the physical mineral property described. This property depends on the smoothness of the mineral surface at the atomic scale, or how mobile electrons are within the crystal.
 
  A) cleavage
  B) luster
  C) streak
  D) color


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johnpizzaz

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

Answer: C

Answer to Question 2

Answer: B


OSWALD

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Reply 2 on: Jul 16, 2018
Gracias!

nguyenhoanhat

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Reply 3 on: Yesterday
Great answer, keep it coming :)

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