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Author Question: The resistance of a mineral to scratching or abrasion is known as ________. A) luster B) ... (Read 77 times)

olgavictoria

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on: Jul 14, 2018
The resistance of a mineral to scratching or abrasion is known as ________.
 
  A) luster
  B) cleavage
  C) streak
  D) hardness

Question 2

Which one of the following mineral groups exhibits a sheet-like silicate structure?
 
  A) carbonates
  B) pyroxenes
  C) micas
  D) feldspars


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kbennett34

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Reply #1 on: Jul 14, 2018
Answer to Question 1

Answer: D

Answer to Question 2

Answer: C


olgavictoria

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Reply 2 on: Jul 14, 2018
Thanks for the timely response, appreciate it

tuate

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Reply 3 on: Yesterday
Excellent

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