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Author Question: A set of ten minerals used as reference standards in determining hardness is called ... (Read 71 times)

maychende

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on: Jul 28, 2018
A set of ten minerals used as reference standards in determining hardness is called the______________ hardness scale.
 Fill in the blank(s) with correct word

Question 2

Orthoclase and plagioclase are the two major types of ______________.
 Fill in the blank(s) with correct word


Li Jun

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Reply #1 on: Jul 28, 2018
Answer to Question 1

Mohs

Answer to Question 2

feldspars


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