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Author Question: Most of the world's sand is made up of which two minerals? What will be an ideal ... (Read 42 times)

WhattoUnderstand

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on: Jul 29, 2018
Most of the world's sand is made up of which two minerals?
 
  What will be an ideal response?

Question 2

Of the five rock-forming mineral groupsthe silicates, carbonates, oxides, sulfides, and sulfateswhich two form economically important ores?
 
  A) silicates and carbonates
  B) carbonates and oxides
  C) oxides and sulfides
  D) sulfides and sulfates


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Chelseyj.hasty

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Reply #1 on: Jul 29, 2018
Answer to Question 1

Answer: Feldspar, the most common and abundant mineral, and quartz, the second most common mineral, make up most of the world's sand deposits.

Answer to Question 2

Answer: C


WhattoUnderstand

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Reply 2 on: Jul 29, 2018
Gracias!

Mochi

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Reply 3 on: Yesterday
Wow, this really help

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